Appendix A
A.1 I/O Connections and Wiring
Table A- 2
Input/Output Wiring (TB2) - 7ME39400AL04 Expanded I/O Module
Pin#
Signal
14
Chassis Ground
13
Chassis Ground
12
PG4
POS [+] Total TTL
11
PG3
POS [+] Total OC
10
PG2
NEG [-] Total TTL
9
PG1
NEG [-] Total OC
8
Io2 (-)
Isolated Return
7
Io2 (+)
4-20mA Output 2
6
Io1 (-)
Isolated Return
5
Io1 (+)
4-20mA Output 1
4
Vo2-
Ref. Ground
3
Vo2+
0 to 10 Volt Output
2
Vo1-
Ref. Ground
1
Vo1+
0 to 10 Volt Output
①
②
③
Figure A-2
44
Definition
Chassis Ground
Chassis Ground
0 to 5000 Hz frequency
output, assignable
Flow meter process variables
assigned to individual outputs
under menu control.
4-20mA outputs also provide
a fault indication by dropping
to 2mA if assigned to flow
rate and under fault
conditions.
TB2-12 - POS [+] Total TTL
TB2-11 - POS [+] Total OC
TB2-10 - NEG [-] Total TTL
TB2-9 - NEG [-] Total OC
4-20mA Load 1k ohm (max)
7ME39400AL04 TB2 Expanded I/O Wiring
Description
Cable Shield Terminations
Cable Shield Terminations
POS [+] Total TTL
POS [+] Total OC
NEG [-] Total TTL
NEG [-] Total OC
System outputs assignable & scalable
to flow related parameters.
OC = Open collector
④
4-20mA Load 1k ohm (max)
⑤
0 to 10 V Load 10k ohm (min)
⑥
0 to 10 V Load 10k ohm (min)
FUT1010 IP65 NEMA 4X & IP66 NEMA 7 Liquid Quick Start
Operating Instructions, 1/2013, A5E02639182-AC
Function
Dual/Quad Path Only