TEMPERATURE & RH SMART TRANSMITTER : TRH – 501
* Highly accurate, fast & reliable sensing technology
* Fixed resolution of 0.1 for both temperature & Relative humidity
* Long term Stability for %RH is typically < 1% RH / year
* Excellent long term stability
* Compact size, easy to install & flexible
* Optional display / keypad
Based on state of art latest microcontroller technology with watchdog feature for fail safe operation
* Isolated RS485 Serial port with MODBUS RTU Protcol output for PC interface
It is used in:
1) Building automation , climate control rooms, computer server rooms, green houses.
2) Agriculture application, meteorological application , weather station.
3) Humidifiers & Dehumidifiers , electronic enclosure.
4) Drying process in chemical application.
5) Storage room monitoring, cold storage, clean rooms , warehouse.
6) Pharmaceuticals , Medical application (health care, medicine storage).
7) Calibration equipments.
8) Industrial process monitoring & controls & etc.
FULL FEATURED TECHNICAL SPECIFICATIONS OVERLEAF
SIZE: 80(W) X 120(H) X 55(D) in mm.
TRH-501 WITHOUT LCD DISPLAY
SIZE: 80(W) X 120(H) X 55(D) in mm.
TRH-501 WITH LCD DISPLAY
TECHNICAL SPECIFICATIONS :
Sensor Type :
1) Polymer sensing for Temperature.
2) Capacity polymer sensing for Relative humidity.
1) 0 to 50 Ctypical for Temperature (Range of 0 to 50 C
available with sensor probe with 1meter cable length.)
2) 10 to 95%RH is typical for Relative humidity.
0.1 for both Temperature & Relative humidity.
1) ±0.5 C for 0 to 50 C for Temperature.
2) ±1.8% for 10 to 95% RH for Relative humidity.
Long term Stability for %RH is typically < 1% RH / year.
1) Without display.
2) With LCD Display with backlit (optional).
8 display indication for Temperature
8 display indication for Relative humidity.
By 4 keys on front panel i.e. Keys. (Optional)
Supply Voltage :
24VDC / 150mA.
Sensor Housing :
PVC material OR TEFLON material (Length 85mm.) / SS304 / Ss316
Cable Entry :
1 number of thermoplastic cable gland (IP-68) with clamping range of 2.5 to 6.5mm. for four core cable.
80(W) X 120(H) X 55(D) in mm.
ABS (IP65) Enclosure.
Isolated RS485 Serial port with MODBUS RTU Protocol output for PC interface.
Temperature and Humidity indicator with sensor
Model : OI-01-DL-2
Type : Microcontroller based industrial grade electronics.
Input : temp. and rH.
Range : temp-0 to 70* and rH 0-100%with decimal point
Display : 2*3 digitT+RH,dual dis. 4 digit seven
segments red LED 50 mm height.
Accuracy:temp-0.1 ºC and rh-3 %
Programming : Through front four keys outside.
Power : 230 V AC
Dimension : wall mounting
BUILT IN TEMP.+RH – SENSOR
Model : Ut-TRH-456
Type: capacitance type basic sensor
Accuracy: Temp-class A, rH-3 %
TEMPRATURE AND RH JUMBO DISPLAY WITH SENSOR
Humidity – Temperature Indicator / Controller
Highly Accurate, Fast & Reliable Sensing Technology
User Programmable With Password Protection
Easy Programming With Front Panel Push Buttons
No Calibration Required
4 Digit Dual L.E.D Display : Upper Display For % RH
: Lower Display For Temp
Excellent Long-Term Stability & Spike Protected
Two Relay O/Ps, One Each For Humidity & Temperature
Adjustable Time Delay For Operation Of The Relays
Two 4 – 20 mA O/Ps, One Each For Humidity & Temp.
Modbus RTU Protocol with Isolated RS-485 Communication
Storage, warehouse and cold storage
Building management / HVAC Systems
Energy Management & Energy Saving Systems
Clean Room Monitoring & Validation, In
Pharmaceutical, Laboratories, Bioscience
Climate Test Chambers
Computer Server Rooms
Green Houses, Agriculture farms
Meteorological, Weather Forecast Applications
Healthcare, Hospitals, Shopping Malls