Cold Storage Temperature and Humidity Monitor

Cold Storage Temperature and Humidity Indicator/Monitor is an economical Cold Storage facilities Temperature Monitor which simultaneously measures, displays & alerts user about the critical parameters of temperature & humidity in Cold Storage facilities.

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Cold Storage Temperature and Humidity Monitor

Cold Storage Indicator/Monitor is an economical Cold Storage Facilities Temperature Monitor which simultaneously measures displays & alerts user about the critical parameters of temperature & humidity in Cold Storage facilities.

The Cold Storage Monitor  has a wall mounting display unit with 2 line 4 + 4 digit 7 Segment LED Display  each 4 digit line displaying the temperature & humidity of the Cold Storage room. The sensor is wired with standard wire length of 3 mtrs which enables the display monitor to be placed outside the Cold Storage Room & the sensor can be placed inside the room being monitored. The Cold Storage Monitor has an integrated programmable buzzer alarm for alerting in case of any deviation from customer specified temperature & humidity limits.

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Data sheet

ACE Instruments
Model 1
AI-RHTx (Humi-Temp Indicator with Alarm only)
Model 2
AI-RHTx-SMS/AI-RHTx-IoT (Humi-Temp Indicator with SMS,Email,Cloud IoT)Please visit for more info:
4 Digits for Temperature , 0.4” Height , Red LED Display ; 4 Digits for Humidity (%R.H.) , 0.4” Height , Red LED Display
Cable Length
Connecting Cable , pre-wired 3 mtrs. Extension between display monitor & sensor
Power Supply
24 V.D.C. by way of 230 VAC , 50 Hz. Adaptor provided alongwith
Wall mounting type ABS Plastic Enclosure with Wall Bracket
RS-485 for connecting to SCADA
Options Available
Model with only 1 Line for Temperature Indication & Alarm
Additional Cable Length
Available at extra cost upto maximum of 10 mtrs(Sensor to Instrument)
External Alarm
Available at extra cost(Length between Instrument and buzzer)
Alarm Type
In built buzzer for Low Limit & High Limit Exceed Alarms for both Temperature & humidity limit violation alert
Alarm Limit
Freely programmable from front key pad
Acknowledgement Key
Provided to re-set the alarm , thus avoiding continuous buzzer alarm However, the Alarm LED continues to glow indicating limit violation alert, each for temperature & humidity
80(W) x 80(H) x 55(D) mm.
12 Months Manufacturer warranty

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