JUMO exTHERM-DR, Operating Manual, Page: 10 / 100

1 Brief description
10
1 Brief description
The device is tested according to ATEX directive 2014/34/EU and IECEx as associated apparatus with intrinsically safe output.
It meets the requirements of the following identification markings ( blue terminals):
The input is intrinsically safe [Ex ia] so that relevant type-tested probes can be connected directly. Barriers are no longer re-
quired.
The device meets the requirements of the following identification marking (black terminals):
The measured value at the analog input can be recorded by various probes or standard signals.
It is compared with the setpoint value and switches the relay output controller K1 (LED K1 lights up) depending on the con-
troller function.
A limit value exceedance is signaled by the installed relay output limit value K2 (LED K2 lights up).
II (1) G [Ex ia Ga] IIC
II (1) D [Ex ia Da] IIIC
II (2) G [Ex eb Gb] IIC
II (2) D [Ex tb Db] IIIC