COMET H3430 | RS485 Temperature & Humidity Transmitter with 3 Dry Contact Inputs & 2 Relays

Built for climate control in warehouses, server rooms and environmental test chambers, the COMET H3430 combines humidistat and thermostat functionality with two relay outputs. Independent switching of connected equipment is triggered when temperature, humidity or dew point measurements cross user-defined set point thresholds during operation.

$ 1,035.00 Ex. GST

Available to back order. ETA will be 3 - 5 weeks.

Availability Info ?
Available to back order. ETA will be 3 - 5 weeks.

$1,035.00 Ex. GST

Description

Humidistat, thermostat with two relay outputs. Outdoor, indoor use. Built-in relative humidity, temperature sensors. Measured values are also converted to other humidity interpretation: dew point temperature, absolute humidity, specific humidity, mixing ratio, specific enthalpy. Three two-state inputs. INCLUDED IN DELIVERY:

3 year warranty

Specifications

MEASURED VALUE
Temperature
Relative humidity
Counted values (dew point…)
Two-state signal

TEMPERATURE SENSOR
Measuring range -30 to +80 °C
Accuracy ±0.4 °C
Resolution 0.1 °C

HUMIDITY SENSOR
Measuring range 0 to 100 % RH
Accuracy ±2.5 % RH from 5 to 95 % at 23 °C
Resolution 0.1% RH

DEW POINT
Measuring range -60 to +80 °C
Accuracy ±1.5 °C at ambient temperature T <25 °C and RH >30 %
Resolution 0.1 °C

RELAY OUTPUTS
Quantity 2
Maximal voltage 50 V
Maximal current 2 A
Maximal power 60 VA

BINARY INPUTS
Quantity 3
Signal for binary inputy dry contact, open collector or two-state voltage signal.
Inputs are not galvanically isolated.
Minimum pulse duration on binary input 500 ms
Voltage across open contact < 3,3 V
Low voltage level 0 to +0,5 V
High voltage level +3,0 to +30 V

GENERAL TECHNICAL DATA
Operating temperature -30 to +80 °C
Channels internal temperature and humidity sensor
Counted values dew point, absolute humidity, specific humidity, mixing ratio, specific enthalpy
Acoustic alarm from built-in beeper – switchable
Output RS485
Range of humidity sensor temperature compensation all temperature range
Available temperature units degrees Celsius, degrees Fahrenheit
Communication protocol ModBus RTU, ARION, Advantech ADAM
Power 9-30 Vdc
Protection class IP65 electronics; IP40 sensors
Dimensions 136 x 159 x 45 mm; length/diameter of external probe 88/18 mm
Weight approx. 500 g
Warranty 3 years

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