Connecting Peripherals; Connection Terminals - Thermo Scientific ALPHA COND 550 - REV 5 Manual

Instruction Manual

2.3 Connecting Peripherals

2.3.1 Connection Terminals

Remove Back Cover:
Remove the screws from the four corners at the back of the conductivity
monitor. Remove the back cover. The connectors are exposed on the back
PCBA as shown in the
Connectors:
• J11 – 24V DC power connector
• J8 – 9V DC power connector (1.2mm diameter)
• J9 – Relay connections
• J10 - Conductivity electrode & Temperature probe connections (wiring has
to be done in the detachable connector
J11 Connections
1. +ve
2. Gnd
J10 Connections
1. CON Low Current
2. CON Low Voltage
3. CON High Voltage
4. CON High Current
5. Pt 100 Compensate
6. Pt 100 Sense
7. Pt 100 GND
8. (No connection)
24V DC
1)+ve
2)Gnd
J11
9V DC Power
Screw
J10
Figure 1: Outer Side of Back PCBA
5
Alpha-COND 550
Figure 1 below.
J8