KROHNE BM 100A Handbook - Manual (Page 20)

20 Handbook BM 100 A
Terminal layout : Ex version
(X) = Terminal not used except for RS485 outputs
Wiring the gauge for use in hazardous areas (Ex & FM)
Use the correct wires and spade tags for terminal connections as specified in the Supplementary
Installation and Operating Instructions for the BM100 A/Ai KEMA 01 ATEX 1078X Gauge.
PE Ground Terminal notes
The internal earth connection shall be used according local applicable installation standards, in
Europe the Low voltage Standard prescribes the connection of the yellow/green cable in case of
230VAC.
Options, power supply
The type of power supply to be used will be indicated on the gauge nameplate.
1.
100 – 240V AC -15%/+10% ; Power output : 9VA
2. 24 V AC/DC -15%/+10% ; Power output : 9VA