Hot air thermostats
WTHc series
The thermostats of the WTHc series are suitable for use in hot air systems according to DIN 4794 and consist of 3 separate measuring and switching systems with the following functions: temperature controller (TR), temperature monitor (TW), and safety temperature limiter (STB).
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3 separate
measuring and switching systems |
Optimum
adjustment |
Without auxiliary
energy |
GENERAL TECHNICAL DATA |
| Version | Temperature controller (TR), temperature limiter (TW), and safety temperature limiter (STB). |
| Switching capacity | 10 A, 230 V |
| Switching element | Microswitch with changeover contact, microswitch with normally closed contact and restart lock, microswitch with normally closed contact, restart lock, and additional signal contact |
| Max. control range/limit value | 20 to 80 °C |
| Protection type | IP40 or IP54 |
| Area of application | Control and monitoring of thermal processes in hot air heating systems |
| Approvals | DIN |
Digital indicator
Devices that can be used universally in various DIN formats to display process variables. The basic version includes a min/max value function, a hold function, a taring function, limit value monitoring functions, digital control signals, timer functions, and a service counter.
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Creation of individual
ST code application |
Intuitive configuration
and operation |
Fast and simple
startup |
Temperature limiter/monitor
The JUMO safetyM TB/TW is a user programmable limiter/monitor. The universal measurement input is user configurable for RTD temperature probes, thermocouples, and current or voltage signals. TB/TWs are used to monitor thermal processes in plants for a set limit value.
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Setup program
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Universal measurement
input |
Alphanumeric
LCD display |
Safety temperature limiters and monitors according to DIN EN 14597 and ATEX approval
The compact and user configurable JUMO safetyM STB/STW Ex can enable early and reliable detection of risks in Ex areas which could potentially result in personal injuries, environmental damage, or destruction of the production facilities and production goods.
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Setup program
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Intrinsically safe
inputs [Ex ia] |
Ignition source
monitoring |
