Chapter 4 I/O Configuration - Toptech MultiLoad II Mobile Installation Manual

Chapter 4 – I/O Configuration
CHAPTER 4
The I/O board is mounted above the Power Supply/Comm board. The I/O board is connected to the Power
Supply/Comm board at J4 & J5. Corresponding connections are on bottom side of the I/O board.
The following defines the electrical ratings of Inputs and Outputs supported by the I/O board:
T I/O
YPE
DC Outputs:
DC Inputs:
12Vdc Source:
RTD Input:
Analog Input
Analog Output
MultiLoad II Mobile Installation Guide: Version C
I/O C
ONFIGURATION
Q , L
UANTITY OCATION
7 (TB1, TB2)
6 (TB6, TB7)
(2 High Speed)
167mA Max Load (TB5)
1 (TB3)
1 (TB4 pins 1 &.2)
1 (TB4 pins 3 - 6)
E
LECTRICAL
0 - 30Vdc, 1.0A (per point)
5 – 30Vdc
Dual Channel flow meter inputs (1-5000Hz)
Miscellaneous signal inputs
Isolated Power Supply
Power for flow meter pulsers or preamps
100ohm platinum, four wire
Coefficient 0.00385Ohm/Ohm/°C
4 – 20mA, 1.5V maximum burden
4 – 20mA, Requires 12Vdc – 30Vdc Supply
R
ATING
18