16 Products Found

14mm  Beam Spacing  Products

Automation & Process Control - Safety Light Curtains

See All Availability
See All Compliance
See All Manufacturer
16 Products Found
Hide Filters Show Filters
Filter Applied
Filters Applied
{0}
{1}
{0}
 
Compare Selected

Sort By

Standard Extended
Add properties to the table

Select the properties you would like to see added to the columns at the end of the table.

  Newark Part No. Manufacturer Part No Manufacturer / Description
Avail Price For
Quantity
IP Rating Performance Level Safety Curtain Category Safety Integrity Level Approvals / Standards Beam Spacing Control Output Type No. of Beams Protection Height Sensing Range Max Supply Voltage Max Product Range
 
 
Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending
35K0390
SLSP14-900Q88

SLSP14-900Q88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 900MM

Available in quantity shown
Contact us for more availability
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 900MM

+ Check Stock & Lead Times

1 in stock for same day shipping: Order before 8pm EST Standard Shipping (Mon – Fri. Excluding National Holidays)

Available in quantity shown
Contact us for more availability
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 120
Protection Height 900mm
Sensing Range Max 6m
Supply Voltage Max 24VDC
Product Range SLSP14-900Q88

1

Each

1+ $3,150.08 3+ $3,091.20 5+ $3,002.88

Qty

1 in stock

+ Check Stock & Lead Times

1 in stock for same day shipping: Order before 8pm EST Standard Shipping (Mon – Fri. Excluding National Holidays)

Each

1+ $3,150.08 3+ $3,091.20 5+ $3,002.88

Buy
Not Rated PL e Level 4 SIL3 - 14mm 2PNP 120 900mm 6m 24VDC SLSP14-900Q88
47T1614
SG4-14-015-OO-E

SG4-14-015-OO-E

IDEC

SAFETY LIGHT CURTAIN

Non-Cancelable / Non Returnable
IP Rating Not Rated
Safety Curtain Category Level 4
Beam Spacing 14mm

+ See all product info

IDEC 

SAFETY LIGHT CURTAIN

+ Check Stock & Lead Times
    More stock available week commencing 11/7/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level -
Safety Curtain Category Level 4
Safety Integrity Level -
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 16
Protection Height 150mm
Sensing Range Max 6m
Supply Voltage Max 28.8VDC
Product Range SG4 Series

N/A

Pricing is unavailable. Please contact customer services.

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 11/7/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Pricing is unavailable. Please contact customer services.

Not Rated - Level 4 - - 14mm 2PNP 16 150mm 6m 28.8VDC SG4 Series
47T1615
SG4-14-030-OO-E

SG4-14-030-OO-E

IDEC

SAFETY LIGHT CURTAIN

Non-Cancelable / Non Returnable
IP Rating Not Rated
Safety Curtain Category Level 4
Beam Spacing 14mm

+ See all product info

IDEC 

SAFETY LIGHT CURTAIN

+ Check Stock & Lead Times
    More stock available week commencing 10/24/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level -
Safety Curtain Category Level 4
Safety Integrity Level -
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 32
Protection Height 300mm
Sensing Range Max 6m
Supply Voltage Max 28.8VDC
Product Range SG4 Series

N/A

Pricing is unavailable. Please contact customer services.

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 10/24/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Pricing is unavailable. Please contact customer services.

Not Rated - Level 4 - - 14mm 2PNP 32 300mm 6m 28.8VDC SG4 Series
47T1616
SG4-14-045-OO-E

SG4-14-045-OO-E

IDEC

SAFETY LIGHT CURTAIN

Non-Cancelable / Non Returnable
IP Rating Not Rated
Safety Curtain Category Level 4
Beam Spacing 14mm

+ See all product info

IDEC 

SAFETY LIGHT CURTAIN

+ Check Stock & Lead Times
    More stock available week commencing 8/29/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level -
Safety Curtain Category Level 4
Safety Integrity Level -
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 48
Protection Height 450mm
Sensing Range Max 6m
Supply Voltage Max 28.8VDC
Product Range SG4 Series

N/A

Pricing is unavailable. Please contact customer services.

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/29/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Pricing is unavailable. Please contact customer services.

Not Rated - Level 4 - - 14mm 2PNP 48 450mm 6m 28.8VDC SG4 Series
47T1617
SG4-14-060-OO-E

SG4-14-060-OO-E

IDEC

SAFETY LIGHT CURTAIN

Non-Cancelable / Non Returnable
IP Rating Not Rated
Safety Curtain Category Level 4
Beam Spacing 14mm

+ See all product info

IDEC 

SAFETY LIGHT CURTAIN

+ Check Stock & Lead Times
    More stock available week commencing 10/10/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level -
Safety Curtain Category Level 4
Safety Integrity Level -
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 64
Protection Height 600mm
Sensing Range Max 6m
Supply Voltage Max 28.8VDC
Product Range SG4 Series

N/A

Pricing is unavailable. Please contact customer services.

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 10/10/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Pricing is unavailable. Please contact customer services.

Not Rated - Level 4 - - 14mm 2PNP 64 600mm 6m 28.8VDC SG4 Series
31T6580
SLPP14-1110P88

SLPP14-1110P88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 1.11M

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 1.11M

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type -
No. of Beams 111
Protection Height 1.11m
Sensing Range Max 7m
Supply Voltage Max 24VDC
Product Range SLP Series

N/A

Each

1+ $3,241.03 3+ $3,180.45 5+ $3,089.58

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $3,241.03 3+ $3,180.45 5+ $3,089.58

Buy
Not Rated PL e Level 4 SIL3 - 14mm - 111 1.11m 7m 24VDC SLP Series
31T6585
SLPP14-1250P88

SLPP14-1250P88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 1.25M

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 1.25M

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type -
No. of Beams 125
Protection Height 1.25m
Sensing Range Max 7m
Supply Voltage Max 24VDC
Product Range SLP Series

N/A

Each

1+ $3,563.10 3+ $3,496.50 5+ $3,396.60

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $3,563.10 3+ $3,496.50 5+ $3,396.60

Buy
Not Rated PL e Level 4 SIL3 - 14mm - 125 1.25m 7m 24VDC SLP Series
31T6611
SLPP14-270P88

SLPP14-270P88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 270MM

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 270MM

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type -
No. of Beams 27
Protection Height 270mm
Sensing Range Max 7m
Supply Voltage Max 24VDC
Product Range SLP Series

N/A

Each

1+ $1,312.89 3+ $1,288.35 5+ $1,251.54

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $1,312.89 3+ $1,288.35 5+ $1,251.54

Buy
Not Rated PL e Level 4 SIL3 - 14mm - 27 270mm 7m 24VDC SLP Series
31T6623
SLPP14-550P88

SLPP14-550P88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 550MM

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 550MM

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type -
No. of Beams 55
Protection Height 550mm
Sensing Range Max 7m
Supply Voltage Max 24VDC
Product Range SLP Series

N/A

Each

1+ $1,955.96 3+ $1,919.40 5+ $1,864.56

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $1,955.96 3+ $1,919.40 5+ $1,864.56

Buy
Not Rated PL e Level 4 SIL3 - 14mm - 55 550mm 7m 24VDC SLP Series
31T6629
SLPP14-690P88

SLPP14-690P88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 690MM

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 690MM

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type -
No. of Beams 69
Protection Height 690mm
Sensing Range Max 7m
Supply Voltage Max 24VDC
Product Range SLP Series

N/A

Each

1+ $2,276.96 3+ $2,234.40 5+ $2,170.56

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $2,276.96 3+ $2,234.40 5+ $2,170.56

Buy
Not Rated PL e Level 4 SIL3 - 14mm - 69 690mm 7m 24VDC SLP Series
31T6635
SLPP14-830P88

SLPP14-830P88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 830MM

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 830MM

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type -
No. of Beams 83
Protection Height 830mm
Sensing Range Max 7m
Supply Voltage Max 24VDC
Product Range SLP Series

N/A

Each

1+ $2,599.03 3+ $2,550.45 5+ $2,477.58

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $2,599.03 3+ $2,550.45 5+ $2,477.58

Buy
Not Rated PL e Level 4 SIL3 - 14mm - 83 830mm 7m 24VDC SLP Series
31T6641
SLPP14-970P88

SLPP14-970P88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 970MM

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 970MM

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type -
No. of Beams 97
Protection Height 970mm
Sensing Range Max 7m
Supply Voltage Max 24VDC
Product Range SLP Series

N/A

Each

1+ $2,920.03 3+ $2,865.45 5+ $2,783.58

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/15/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $2,920.03 3+ $2,865.45 5+ $2,783.58

Buy
Not Rated PL e Level 4 SIL3 - 14mm - 97 970mm 7m 24VDC SLP Series
35K0374
SLSP14-1200Q88

SLSP14-1200Q88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN, CAT4, 1.2M

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN, CAT4, 1.2M

+ Check Stock & Lead Times
    More stock available week commencing 8/8/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level PL e
Safety Curtain Category Level 4
Safety Integrity Level SIL3
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 160
Protection Height 1.2m
Sensing Range Max 6m
Supply Voltage Max 24VDC
Product Range SLSP14-1200Q88

N/A

Each

1+ $3,944.02 3+ $3,870.30 5+ $3,759.72

Qty

0

+ Check Stock & Lead Times
    More stock available week commencing 8/8/16

Products not normally stocked that show available inventory, are in stock up to the quantity displayed. Additional quantities will ship with lead time displayed.

Non-Cancelable / Non Returnable

Each

1+ $3,944.02 3+ $3,870.30 5+ $3,759.72

Buy
Not Rated PL e Level 4 SIL3 - 14mm 2PNP 160 1.2m 6m 24VDC SLSP14-1200Q88
30K6991
SLSP14-300Q88

SLSP14-300Q88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN

Supplier Direct ShipSupplier Direct Ship
Non-Cancelable / Non Returnable
IP Rating Not Rated
Safety Curtain Category Level 4
Beam Spacing 14mm

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN

+ Check Stock & Lead Times
Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.

Supplier Direct Ship

Non-Cancelable / Non Returnable

Supplier Direct ShipSupplier Direct Ship
Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level -
Safety Curtain Category Level 4
Safety Integrity Level -
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 40
Protection Height 300mm
Sensing Range Max 6m
Supply Voltage Max 24VDC
Product Range SLSP14-300Q88

N/A

Each

1+ $1,603.80 3+ $1,574.64 5+ $1,530.90

Qty

0

+ Check Stock & Lead Times
Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.

Supplier Direct Ship

Non-Cancelable / Non Returnable

Each

1+ $1,603.80 3+ $1,574.64 5+ $1,530.90

Buy
Not Rated - Level 4 - - 14mm 2PNP 40 300mm 6m 24VDC SLSP14-300Q88
30K6992
SLSP14-450Q88

SLSP14-450Q88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN

Supplier Direct ShipSupplier Direct Ship
Non-Cancelable / Non Returnable
IP Rating Not Rated
Safety Curtain Category Level 4
Beam Spacing 14mm

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN

+ Check Stock & Lead Times
Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.

Supplier Direct Ship

Non-Cancelable / Non Returnable

Supplier Direct ShipSupplier Direct Ship
Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level -
Safety Curtain Category Level 4
Safety Integrity Level -
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 60
Protection Height 450mm
Sensing Range Max 6m
Supply Voltage Max 24VDC
Product Range SLSP14-450Q88

N/A

Each

1+ $2,013.00 3+ $1,976.40 5+ $1,921.50

Qty

0

+ Check Stock & Lead Times
Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.

Supplier Direct Ship

Non-Cancelable / Non Returnable

Each

1+ $2,013.00 3+ $1,976.40 5+ $1,921.50

Buy
Not Rated - Level 4 - - 14mm 2PNP 60 450mm 6m 24VDC SLSP14-450Q88
30K6993
SLSP14-600Q88

SLSP14-600Q88

BANNER ENGINEERING

SAFETY LIGHT CURTAIN

Supplier Direct ShipSupplier Direct Ship
Non-Cancelable / Non Returnable
IP Rating Not Rated
Safety Curtain Category Level 4
Beam Spacing 14mm

+ See all product info

BANNER ENGINEERING 

SAFETY LIGHT CURTAIN

+ Check Stock & Lead Times
Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.

Supplier Direct Ship

Non-Cancelable / Non Returnable

Supplier Direct ShipSupplier Direct Ship
Non-Cancelable / Non Returnable
IP Rating Not Rated
Performance Level -
Safety Curtain Category Level 4
Safety Integrity Level -
Approvals / Standards -
Beam Spacing 14mm
Control Output Type 2PNP
No. of Beams 80
Protection Height 600mm
Sensing Range Max 6m
Supply Voltage Max 24VDC
Product Range SLSP14-600Q88

N/A

Each

1+ $2,421.10 3+ $2,377.08 5+ $2,311.05

Qty

0

+ Check Stock & Lead Times
Supplier Direct Ship products that show available inventory, are in stock at the supplier and will ship directly from the supplier within 2-3 business days.

Supplier Direct Ship

Non-Cancelable / Non Returnable

Each

1+ $2,421.10 3+ $2,377.08 5+ $2,311.05

Buy
Not Rated - Level 4 - - 14mm 2PNP 80 600mm 6m 24VDC SLSP14-600Q88
Compare Selected
Results per page