OMEGA RHCM-40-AL-D Optical Chilled Mirror Dew Point Transmitter (-40 ~ 60°C, duct mount, aluminum enclosure)

Duct mount dew point transmitter with an aluminum enclosure, a 2-staged chilled mirror sensor, 2 programmable analog outputs, RS232, alarm relays

Range:

Dew Point (Standard): -40 to 60°C (-40 to 140°F)

Air Temperature (Optional): -40 to 60°C (-40 to 140°F)

RH (Optional): 1 to 95%

Accuracy: ± 0.2°C for both dew point and temperature

Hysteresis: Negligible

Repeatability: ±0.05°C

Response: 1°C/second not including settling time

Flow Rate: Static to 3000 linear feet/minute

Pressure: 100 psig maximum (higher pressure available on special order)

Analog Outputs: 2 analog ouputs (4 to 20 mA/0 to 5 Vdc to 0 to 10 Vdc selectable)

Load:

4 to 20 mA: 0 to 250 Ω

0 to 5/10 Vdc: 1 kΩ or higher

Relay Outputs: 2 programmable alarm relays

K1: Clean mirror/Alarm 1

K2: Servolock/Alarm 2

Contact Rating: Normally open (NO) 3 A at 25 Vac, or 30 Vdc

Remote Cable Configuration:

Dew Point: 3 m (10') standard, 15.2 m (50') maximum

Air Temperature (Optional): 3 m (10') standard, 15.2 m (50') maximum

For Dew Point: 2 stages of cooling (TEC) with a depression of 60°C

Mirror:

Standard: Chrome plated

Optional: Gold or platinum

Power Supply: 24 Vdc ±20%, 1 A maximum

Weight: 1.4 kg (3 lb)

Electronics Module Outside

Dimensions: 130 H x 130 W x 76 mm D (5.1 x 5.1 x 3")

Comes complete with two stage chill mirror sensor (insertion probe style, 60°C depression), 24 Vdc input power, 2 selectable analog outputs, RS232 (bi-directional), two programmable alarm relays, operator’s manual and NIST certificate