Industrial Automatics - controls, measurement, regulators, sensors...

Threshold Thermoregulator WP

Threshold switch is simple hysteresis thermoregulator. It can be used as independent device (it has built in relay) or it can control work of other relay.

Typically, it is used as additional thermal protection in devices like for example baking ovens.

Threshold switch WP is produced in two versions: auto or manual. In auto version, relay is switched off when temperature reach set threshold and automatically switched on when temperature drop below hysteresis value.

In manual version user must switch relay on manually, using button.

WP is produced for different temperature ranges:
  • 0-300 °C or 300-500 °C or other.
  • Hysteresis value is typically set on 5°C.
  • WP is adjusted to work with PT100 thermosensors.
  • It has standard casing (35x89mm) to be mounted on rail.
  • Threshold value is set using potentiometer
Threshold Thermoregulator

Inputs One temperature measurement input for PT100 sensor
Outputs One relay output 5A/250VAC, resistance load
User interface Potentiometer used to enter setpoit
Power supply Voltage
Power consumption
230VAC, 24VAC, 12VAC, 12VDC
2VA
  Pobierana moc 2VA
Enclosure and dimensions Degree of protection Total IP20
Operating temperature 0 - 60 ° C
Maximum humidity 80% without condensation
Weight 250g
Enclosure dimensions HxWxL (83x36x89mm)
Assembly method rail mounted


External connections
Threshold Thermoregulator - External connections

    WP - X - X - X - X      
        |   |   |   | _ Power supply  
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      1: 230 VAC
2: 24 VAC
3: 12 VAC
4: 8 - 35 VDC
 
        |   |   |          
        |   |   | _ _ _ Output type  
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          S: relay
N: voltage
 
        |   |              
        |   | _ _ _ _ _ Regulation range  
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              A: 0 - 300°C
B: 300 - 500°C
C: other (determine)
 
        |                  
        | _ _ _ _ _ _ _ Wersja  
                        A: auto
M: manual
 
                           
                           
                           
                           
Ordering example:
WP-A-A-S-1
Threshold Thermoregulator WP
version auto, range 0-300 °C, relay output, power supply 230 VAC
                           
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