JUMO exTHERM-AT
Explosion-protected surface-mounted thermostat
The product monitors and controls temperature in potentially explosive areas. Use in environments with gas and steam is permitted (zones 1 and 2); use in environments with conductive dust (zones 21 and 22) is also permitted.
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Can be used up
to zone 0 |
Single thermostat
and double thermostat |
Flexible application
options |
GENERAL TECHNICAL DATA |
| Protection type | IP65, IP67 optional |
| Maximum control range/limit value | 500 °C |
| Switching elements | Pressure-resistant enclosed panel-mounted thermostat |
| Approvals | ATEX, IECEx |
| Versions | Temperature monitor (TW), safety temperature monitor (STW), safety temperature limiter (STB) |
| Switching capacity | 16 A, 230 V, optionally 25 A, 230 V |
| Areas of application | Potentially explosive areas in zones 1 and 2 or 21 and 22; use in zone 0 with corresponding thermowell |
| Features | Single thermostat and double thermostat |
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 |
