Siemens Building Technology 243-0024 0 to 30 PSI 230 SCIM Glass-filled Nylon Reverse Acting Relay

This 243 Reverse Acting Relay provides a proportional output signal that varies inversely with the input signal. A spring adjustment is provided to allow setting a desired reverse acting schedule required by a particular application. It is lightweight and compact, has force-balance operation, internal relief, a mounting bracket, and a maximum ambient temperature of 104 degrees Fahrenheit.

Features:

Lightweight and compact
Can be mounted in any position (mounting bracket and screws included)
Field adjustable spring range
Can be used as a signal inverting relay
Force-balance operation minimizes air consumption
lnternal relief provides fail-safe operation
Amplifies air volume to minimize system lag

Specifications:

Manufacturer: Siemens Building Technology
Manufacturer Part Number: 243-0024
Product Type: Reverse Acting Relay
Material: Glass-filled Nylon
Operating Range: 0 to 30 PSI
Maximum Ambient Temperature: 140 Degrees F
Maximum Air Pressure: 30 PSIG
Air Capacity: 230 SCIM
Air Consumption for Air Compressor Sizing: 29 SCIM
Air Connections: Barbed Nipple for 1/4" Outer Diameter Polyethylene Tubing
Dimensions: 3.45" x 3.05" x 3"
Weight: 2.0 lb.

User Guide