Honeywell Apex - Page 30

30
MAN0604_Issue 09_02-2013 Apex
2110M8030
4-20mA loop
Thesummarytableandsubsequentdiagramsidentifythelinkandterminalsettingsfor4-20mA
loop options.
Link SK4 4 - 20mA loop topology
Terminal Isolated Source Sink
J4
-
J5 -
- 4  4-20mA- 4-20mA- notused
- 5  4-20mA+ notused 4-20mA+
Note: Total 4-20mA loop resistance should be less than 300 ohms.
Total power supply loop resistance should be less than 30 ohms (ECC cartridge) or 16 ohms
(catalytic cartridge).
Typical power consumption with relays active is 3.6W (ECC cartridge) or 5.6W (catalytic
cartridge).
Isolated Mode (4-wire)
3. INSTALLATION
J5
SK4
J4
4-20mA-
4-20mA+
1
2
3
4
5
6
7
0V
+24V dc