Nanjing Saiko Controls Co.Ltd
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VAV Digital Room Thermostat PID Temperature controller 0-10Vdc (4-20mA) control
The SK400 series digital temperature controller is a microprocessor-based controller with digital LCD display.
The controller is used to control room temperature in industrial, commercial and residential environment via controlling electric modulating valve / damper with 0-10Vdc (4-20mA) signal or floating control.
The controller provided proportional plus integral (PI) control with modulating and floating control output.
Technical Data
Controllable temperature range: –40~140 °C.
Controllable humidity range:0~100%RH
External sensor: NTC10K (TSW-1000T) / 0~10VDC type sensors
Control signal output:
·3-postion control (control 3-postion type valve)
·proportional control (control proportional type valve)
1 modulating output for 0...10VDC or 0…20 mA actuators.
2 TRIAC controlled binary outputs 24VAC, option for floating output.
1 Input for 0…5VDC, 0…10VDC or 0…20 mA sensors.
Password protected programmable user and control parameters.
Function :
| . Detect and Display room temperature . Room temperature setting . Fahrenheit or Celsius degree display | . Timing sleep . Control On/Off of cooling and heating equipment . Selectable single speed or three speed fan control |
