JUMO 404720, Operating Instructions Manual

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11
3 Identifying the device version
3.4 Accessories
Designation Description Part no.
Ex-i repeater power supply/input
isolating amplifier The Ex-i repeater power supply/input isolating amplifier
is designed for operating intrinsically safe transmitters
(Ex-i) and mA current sources installed in potentially ex-
plosive (Ex) areas.
Two-wire transmitters are supplied with energy and an-
alog 0/4 to 20 mA measured values are transmitted from
the Ex-area to the non-Ex-area. The output of the mod-
ule can be operated actively or passively. Further tech-
nical data and the relevant safety requirements are
available in the operating manual B 707530.0. 00577948
Cable box, straight The gray PVC connecting cable is 2 m in length and has
a 4-pole, straight M12 × 1 connector with gold-plated
contacts on the device side. 00404585
The blue PUR connecting cable is 2 m in length and has
a 4-pole, straight M12 × 1 connector with gold-plated
contacts on the device side.
A pressure equalization hose that is used for versions
with a relative pressure range is included in the cable. 00693035
Cable box, angled The gray PVC connecting cable is 2 m in length and has
a 4-pole, angled M12 × 1 connector with gold-plated
contacts on the device side. 00409334
The blue PUR connecting cable is 2 m in length and has
a 4-pole, angled M12 × 1 connector with gold-plated
contacts on the device side.
A pressure equalization hose that is used for versions
with a relative pressure range is included in the cable. 00693038