Data Sheet |
Electro-Mechanical Room Thermostat |
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RMT |
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Application |
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RMT room thermostats are suitable for the control |
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of heating, ventilation and air conditioning |
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systems. |
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The range includes models for use in 24V |
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systems - types RMT 24, RMT 24T and RMT |
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24R, plus models for use in 220/240V systems |
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- types RMT 230 and RMT 230T. |
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Versions are also available with built-in |
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thermometer and night set-back function. |
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Please refer to tables below for technical |
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specifications and ordering codes. |
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Principle |
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Ordering |
No. |
Type |
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Ordering Code |
Description |
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Accelerator |
Thermometer |
Night Setback |
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1 |
RMT-230 |
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087N1100 |
230V a.c. |
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Parallel |
No |
No |
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2 |
RMT-230 * |
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087N1110 |
230V a.c. |
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No |
No |
No |
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3 |
RMT-230T |
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087N1125 |
230V a.c. |
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Parallel |
Yes |
Yes |
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4 |
RMT-24 |
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087N1196 |
24V a.c. |
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Parallel |
No |
No |
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5 |
RMT-24T |
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087N1197 |
24V a.c. |
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Parallel |
Yes |
Yes |
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6 |
RMT-24R 1) |
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087N1195 |
24V a.c. |
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Parallel |
No |
Yes |
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087N0099 |
Adaptor plate for flush mounting |
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1) Only to be used with actuator ABN-NO |
* No accelerator heater |
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Data |
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RMT-24 |
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RMT-230 |
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Temperature Range °C |
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8 - 30 |
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8 - 30 |
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Contact Type |
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SPDT |
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SPDT |
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Contact Material |
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Ag |
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Ag |
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Contact Rating, Ohmic A a.c. |
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10 |
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10 |
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Contact Rating, Inductive cos ϕ = 0.6A a.c. |
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4 |
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4 |
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Contact Rating, Start Current A a.c. |
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24 |
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24 |
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Contact Rating, Ohmic A d.c. |
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1 |
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Contact Rating, Minimum mA a.c./mA d.c. |
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70 |
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150 |
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Thermal Deviation °K |
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< 2.5 |
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< 2.5 |
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Cut in Stability °K |
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< 0.5 |
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< 0.5 |
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Time Constant Vair = 0.15m/sec) min |
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< 14 |
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< 14 |
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Thermal Differential °K (with accelerator) |
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< 1.0 |
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< 1.0 |
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Storage Temperature Range |
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-20 - +50 |
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-20 - +50 |
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Working Temperature Range |
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-10 - +50 |
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-10 - +50 |
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Air Humidity % RH |
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40-60 |
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40-60 |
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Weight g |
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150 |
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150 |
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Protection Class |
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IP 20 |
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IP 20 |
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1
Data Sheet |
Room Thermostat RMT |
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Electrical Connection |
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1 - 2 opens on increase in temperature |
1 - 3 closes on increase in temperature |
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Dimensions
3 |
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63 |
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80 |
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78 |
80 |
37 |
8 |
Danfoss Randall can accept no responsibility for possible errors in catalogues, brochures and other printed material, and reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequent changes being necessary in specifications already agreed.
Danfoss Randall Limited
Ampthill Road
Bedford
MK42 9ER
Tel: (01234) 364621 Fax: (01234) 271474
Email: danfossrandall@danfoss.com
Website: www.danfoss-randall.co.uk
2 |
Part No: 352 Iss.4. 05/99 |