APG LPU-2428 user manual - Manual (Page 10)

LPU-2428 Rev. A3, 11/08
10
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • [email protected]
Wiring
1. Sensor has two wires:
Red - +24V DC
Black - 4-20ma output
2. Connect Red wire to +24V DC supply.
3. Connect Black wire to “Load” (input of PLC or other type of load
that is greater than 150 ohms)
4. To program sensor connect positive terminal of RST to the sensor red wire
and connect the negative terminal to the sensor black wire.
5. To program using the computer software connect USB cable
between the RST-4001 and the computer.
Note: Use the following wiring diagram when connecting to an intrinsically
safe barrier (only required for operation in hazardous locations).
Recommended barrier is the Stahl 9001/51-280-110-141, or equivalent.