Dynamic SFC332L, Operator'S Manual

Page: 34 / 148

Dynamic Flow Computers SFC332L Manual Quick Start
— 1-29
Date: 8/1/2019
I/O Expansion:
The I/O expansion is 16-pin connector next to the RS-232 terminal. Eleven pins of the 16-pin connector
are utilized. When the flow computer is ordered with the I/O expansion feature, the wires and the plug are
provided with the flow computer. There will be 11 wires with the wire number tag at the outer end of the
wire. The tag will indicate the wire number. The following is the sequence for the wires. On the top right
edge of the connector towards the top outer side of the CPU board is pin 1, across from it is pin 9.
Connection Purpose Comments
1 Detector switch 1
Requires prover option CPU to operate.
Rating: 5-36 Vdc
2 Detector switch 2
3 Switch output 3
Maximum rating: 75mA @24 volts
Range: 5-36 Vdc
4 Switch output 4
5 Switch output 5
6 Status input 2
Rating: 6-36 Vdc
7
Status input 3
8 Status input 4
9
Return: detector switches
10 Return: switches 3, 4, 5
11 Return: status 2, 3, and 4