electromech engineers · output 3 (optional) : for alarm or compressor control relay ssr drive : :...
TRANSCRIPT
Salient Features
Independent Displays for Temperature & %RH
Input Versions : 'Dry Bulb / Wet Bulb' or Temperature / RH Transmitters
Independent Self Tune PID Control Loop for Temperature & Humidity
Heater & Humidifier Control Outputs
Optional Relay Output for Alarm / Compressor Control (with Time Delay)
Optional Serial Communication Port
Specifications » User Interface
Display
Keyboard
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2 Rows of 4 digits, 7 Segment High Intensity LED
Upper Row : Temperature in Red
Lower Row : % RH in Green
4 Front Panel Keys, Highly Simplified Operation
» Input
Temperature Input Type
(Dry Bulb)
Humidity Input Type
(Wet Bulb)
Accuracy
Measuring Rate
Corrections
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RTD : Pt100 3-wire, DIN 43760
DC Linear
: 0 – 1VDC, 1-3, 6VDC, 0-3.3VDC.
± 0.25% of reading, ± 1 LSD, ± 1°C
2 Samples per second (500mS Update)
LRC for 3-wire Pt100
» Outputs
Output 1
Output 2
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For Heating (Dry Bulb Temperature)
Relay
SSR Drive
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5A/230VAC or 5A/30VDC, Resistive
5VDC @ 40mA (non-isolated)
For Humidification (Wet Bulb Temperature)
Relay
SSR Drive
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5A/230VAC or 5A/30VDC, Resistive
5VDC @ 40mA (non-isolated)
Composite 'Temperature + Humidity' Self Tune PID Controller
HumiTherm-c
Nikunj Vihar, Office no:- 10, Sahid Chock, Valsad-396001 M:- 09662639239 www.electromecheng.in E:[email protected]
ElectroMech Engineers
Output 3 (Optional) : For Alarm or Compressor Control
Relay
SSR Drive
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5A/230VAC or 5A/30VDC, Resistive
5VDC @ 40mA (non-isolated)
» Features
Control Action
Tuning
Alarms
Compressor Control
Communication Port
(Optional)
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Independently Programmable as PID or On-Off
Self-Tune Algorithm, simultaneous Automatic Setting of Basic P, I, D Values
for Dry / Wet Loops
Independent 'Band Alarm' for Temperature & %RH (Can be ORed &
Assigned to Output 3)
Independent Set Point with Settable Time Delay. PV based On-Off Control or
Dry Bulb SP based Continuous On / Off.
Serial, 2-wire, Half Duplex, RS485, Slave Mode
Settable Baud (4800, 9600, 19200, 38400, 57600), ID (1 to 127), Parity
(None, Even, Odd)
Start-stop synchronized MODBUS RTU Protocol
» General
Supply Voltage
Environmental
Panel Sealing
Electromagnetic
Safety Standard
Dimensions (mm)
Panel Cutout (mm)
Weight (Approx)
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85 to 264V AC, 50 / 60 Hz
Operating 0 to 55°C, Storage -10 to 70°C
5 to 95 %RH Non-condensing
Conforming to IP 65, NEMA 4X
Conforming to Generic Emissions standard
EN50081-2 and general immunity requirements of
EN50082-2 (95)
Conforming to EN61010, installation category 2
(Voltage transients must not exceed 2.5 KV)
48 (H) X 48 (W) X 110 (D)
45 (H) X 45 (W)
250 grams
AN ISO 9001:2008 COMPANY
Nikunj Vihar, Office no:- 10, Sahid Chock, Valsad-396001 M:- 09662639239 www.electromecheng.in E:[email protected]