4. Commissioning
MF0150A1A.doc
Manual for ION-M17EHP/19P
Page 21
4.2.3. Connections
figure 4-5 Connector flange of ION-
M17EHP/19P
4.2.4. Grounding
(Earthing)
Grounding must be carried out. Connect an earth-bonding cable to the grounding
connection provided at the outside of the Remote Unit (see
section
4.2.3
). Do not use
the grounding connection to connect external devices.
figure 4-6 Grounding bolt (left) and schematic view (right)
After loosening the hex nut, connect the earth-bonding cable between the two
washers as illustrated in the above. Then, fasten all parts again with the hex nut.
Grounding
bolt
N-antenna connector Mobile
Mains
connector
Status
LED
External alarm input
Alarm
output
Optical-fibre
connector
RS485 connector (not required for
operation)
Extension Unit connector
