Rockwell Automation 42FB-xxx General Purpose and Analog Output DIN Fiber Optic Sensors Installation User Manual

General purpose (digital output) sensors, Analog output sensors

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Installation Instructions PHOTOSWITCHR

42FB General Purpose and Analog Output DIN Fiber Optic Sensors

IMPORTANT: SAVE THESE INSTRUCTIONS FOR FUTURE USE.

General Purpose (Digital Output) Sensors

Description
42FB General Purpose DIN Fiber Optic Sensors are useful in

general purpose or high speed applications. Standard 250s

versions offer extended sensing ranges. High-speed 30s

versions offer a shorter sensing range, but extremely fast

response times for high speed parts counting and assembly

applications.

Each sensor can be directly DIN rail mounted. A separate

mounting bracket is also included for stand alone mounting.

Over 50 compatible standard plastic and small diameter glass

fiber optic cables are available, please refer to the

Allen-Bradley Sensors Catalog.

Features

S

Pico quick-disconnect available

S

No tools required to attach or remove fiber optic cables

S

Dual LED indicators: Output (red), Stability (green)

S

Four-turn sensitivity adjustment

S

Visible red light source

S

DIN rail or separate mount (with supplied bracket)

S

Short circuit protection

S

Reverse polarity protection

S

Transient noise protection

S

Switch selectable Light or Dark Operate outputs

S

Switch selectable 50ms output off-delay (pulse stretcher)

Indicators

The red output indicator is ON when the detected light level is

above a margin of 1.0. The green stability indicator is ON

when the sensing application is stable, when the detected

light level is below a margin of 0.7 or above a margin of 1.2.

General Specifications

Ambient Temperature

--25C to +55C (--13F to+131F)

Relative Humidity

85% max

Housing Material

ABS

Operating Environment

NEMA 1 and IP40

Approvals

UL listed and CSA certified,

class 2 source required

Weight

80 grams (2.8 oz)

Emitter LED

Visible red 660nm

Connections

3 conductor 500V PVC cable, 2m length

4-pin DC pico style male receptacle

Analog Output Sensors

Description

42FB Analog Output Sensors provide a DC voltage output

that is proportional to the amount of transmitted or reflected

light detected. This sensor has a fast response time and good

temperature linearity as described in the Specifications

below.

Each sensor can be directly DIN rail mounted. A separate

mounting bracket is also included for stand alone mounting.

Over 50 compatible standard plastic and small diameter glass

fiber optic cables are available, please refer to the

Allen-Bradley Sensors catalog.

Features

S

Pico quick-disconnect available

S

No tools required to attach or remove fiber optic cables

S

Red output indicator

S

Four-turn sensitivity adjustment

S

Visible red light source

S

DIN rail or separate mount (with supplied bracket)

S

Short circuit protection

S

Reverse polarity protection

S

Transient noise protection

Indicator

The red output indicator is ON when light is detected. The

intensity (brightness) of the indictor increases as more light is

detected.

General Specifications

Ambient Temperature

--10C to +55C (14F to+131F)

Relative Humidity

85% max

Housing Material

ABS

Operating Environment

NEMA 1 and IP40

Approvals

UL listed and CSA certified,

class 2 source required

Weight

80 grams (2.8 oz)

Emitter LED

Visible red 660nm

Connections

3 conductor 500V PVC cable, 2m length

4-pin DC pico style male receptacle

Temperature Drift

Less than 0.15% per C

Output Ripple

50mV typical, 80mV max

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