RD233 - 3 Digital Input, 3 Relay Output Expandable Card for PR Model Paperless Recorders infrared temperature sensor or Modbus RTU (depending on

or Modbus RTU (depending on the model)

and other contaminants away from the lens of the infrared temperature sensor

Intrinsically Safe

Flexible Output Options

Maximum Flow(GPM)

RD233 - 3 Digital Input, 3 Relay Output Expandable Card for PR Model Paperless Recorders infrared temperature sensor or Modbus RTU (depending on3 digital input channels 3 relay output channels Logic Low: 5V minimum, 0. 8V maximum Logic High: 3. 5V minimum, 24V maximum External pull down resistance: 1K maximum External pull up resistance: 1. 5M minimum Relay contact form: N. O. & N. C. (Form C) Relay rating: 5A 240 VAC, 200,000 life cycles (resistive load) Compatible with PR10, PR20, and PR30 paperless chart recorders The RD233 is an expandable combination relay output and digital input card