KTRVB-052.244
Room thermostat, heating/cooling, surface-mounted, 24V AC/V DC, output 0…10V/10…0V, 2-/4-pipe
Art.-Nr.: DA451500
Technical data
| Actual temperature display | No |
| Additional heating switch | No |
| Ambient temperature, lower value | 0 °C |
| Ambient temperature, upper value | 40 °C |
| Assembly | Complete device |
| Bearing temperature, lower value | -20 °C |
| Bearing temperature, upper value | 70 °C |
| Colour | Pure white |
| Control range, lower value | 13 °C |
| Control range, upper value | 29 °C |
| Cooling control function | Yes |
| Degree of contamination | 2 |
| Depth | 25,5 mm |
| Design | Berlin 2000 |
| Display | No |
| ECO function (reduction) | Yes |
| ECO input (reduction) | 24 V AC / 50 Hz, 24 V DC |
| Electric connection | Screw terminals |
| Electronic control | Yes |
| External setting | Yes |
| Heating / cooling switch | No |
| Heating control function | Yes |
| Height | 83,4 mm |
| Housing material | Plastic ABS |
| Maximum air humidity (non-condensing) | 95 % r.H |
| Maximum switching current | 5 mA |
| Mechanical range reduction | Yes |
| Medium | Air, not aggressive |
| Mounting / attachment | Surface mounting |
| Neutral zone | Approx. 2 K |
| Number of outputs | 2 |
| Number of outputs, cooling | 1 |
| Number of outputs, heating | 1 |
| Off / comfort / ECO switch | No |
| On / Off switch | No |
| Operating voltage | 24 V AC / 50 Hz, 24 V DC |
| Operation | Rotary knob |
| Output signal | 0 – 10 V |
| Potential free switching contact | No |
| Protection class | III |
| RAL colour number (similar) | 9010 |
| Safety and EMC | In accordance with DIN EN 60730 |
| Scale | Threshold arrows with ”+” and ”-“ |
| Sealable | No |
| Sensor element | NTC internal, optional NTC external |
| Sensor external | No |
| Surface properties | Matt |
| Switch/lamp night-time reduction | No |
| Switching contact | Zero-contact |
| Switching difference | 0 K, as controlled almost constantly |
| Switching difference, can be adjusted | No |
| Switching element | Electronics with analogue output signal |
| Temperature controller version | Climate controller |
| Thermal feedback | No |
| Type of protection | IP30 |
| Width | 78,3 mm |
| With explosion protection | No |
| Circuit diagram | |
| Circuit diagram | |
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