Wiring Connections Overview; Connect Optional Devices - Hach Lange Relay Module Manual Del Usuario

Wiring connections overview

Figure 5 Connections on the main circuit board
1 Dual monitor 4 Digital inputs
connection
2 Smart probe 5 Power in
connection
3 4–20 mA outputs 6 Power switch and
LED (on = analyzer is
on)

Connect optional devices

Install the cables for output or input devices as shown in
sure to use the wire gauge that is specified for the connection. To
configure a device, refer to the operations manual.
7 Power out
8 Power out LED (on =
power is connected to
the analyzer)
9 Relays
Figure 6. Make
English 7