Allen-Bradley 42KF-T1JNTN-A3 42KF Photoelectric Sensor
42KF Photoelectric Sensor, transmitted beam, 3 m sensing distance, 12…24V DC, NPN output standard, 100 mA max load, 350 µs response, 3 m cable, PFA coated, IP67
Description
Allen-Bradley catalog number 42KF-T1JNTN-A3 is a Bulletin 42KF PTFE/PFA-coated miniature photoelectric sensor for liquid level detection and other sensing applications in caustic or chemical environments.
- Product family: Bulletin 42KF PTFE Coated miniature photoelectric sensors
- Type: Transmitted beam photoelectric sensor
- Sensing distance: 3 m (119 in.)
- Supply voltage: 12…24V DC, +10%
- Output: NPN standard
- Optional conversion: PNP and LO/DO operation with optional sensitivity adjustment module accessory
- Maximum load current: 100 mA
- Response time: 350 µs, 650 µs with optional module
- Light source: Infrared LED, 880 nm
- Connection: 3 m cable with 2 m coated section
- Coating material: PFA (fluorine resin)
- Environmental protection: IP67, 1200 psi (8270 kPa) washdown up to 1 m from sensor
- Operating temperature: -25°C to +55°C (-13°F to +131°F)
- Relative humidity: 0% to 100%
- Indication: Power, output, and stable LEDs
- Approvals: UL Listed, c-UL Listed, CE marked; Rockwell family page also lists CSA, UKCA where marked
The Rockwell Automation 42KF family page describes this series as designed for liquid level detection in semiconductor wafer manufacturing and handling, with PTFE-coated construction for protection against many caustic solutions.