GE Hydran 201 i Instruction Manual page 272

Appendix D • Terminal Blocks and Connectors
Terminal Description
23 RS-485 LAN ground
24 Cable shield
25
26
27
28
29 Not used
30
31
32
33
34 TDM pulse-, input
35 TDM pulse+, input
36 Serial data-, I/O
37 Serial data+, I/O
38 Loop supply-, input
39 Loop supply+, input
40 Cable shield
a. Wires have a maximum section of 2.5 mm
b. NO = Normally Open; NC = Normally Closed.
c. An isolating, double-pole breaker must be installed in accordance with IEC 947-1 and 947-3
standards.
D-10
From (internal)
J11-2, RS-485
LAN ground
LAN connector
J11-1, RS-485 RS-485 LAN
LAN connector cable shield
J15-1, supervisory
link connector
Isolated RS-422
driver
J15-2, supervisory
link connector
J15-3, supervisory
link connector
Isolated RS-485
transceiver
J15-4, supervisory
link connector
J15-5, supervisory
link connector
Isolated +5 Vdc
regulator input
J15-6, supervisory
link connector
Supervisory link
Chassis
cable shield
2
.
Rev. 6, March 2011
To (external) Comments
Direct ground
connection
Must be
connected to
H201Ti
Isolated supply
built into
H201Ci
Direct ground
connection
Part 17997