JUMO safetyM STB/STW Ex
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 |
GENERAL TECHNICAL DATA |
| Analog input Pt100 DIN IEC 60751:2008 | -200 to +850 °C |
| Analog input Pt1000 DIN IEC 60751:2008 | -200 to +850 °C |
| Input filter | Digital filter, 2nd order, filter constant can be set from 0 to 100 s |
| Error tolerance time | ≤ 5 s time taken into account for all diagnostic tests |
| Voltage supply range | AC 110 to 240 V +10 %/-15 % or AC/DC 20 to 30 V |
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 limiter, safety temperature monitor according to DIN EN 14597
The device is primarily built to monitor thermotechnical processes accurately and switch the systems to a safe operating status in the event of malfunctions. As a result, risks to people, the environment, production facilities, and production goods can be identified and averted at an early stage.
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Internal and
external unlocking |
LCD display
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Wide voltage
supply range |
