Hioki LR8402-20 - 3.1 Setting Flow Overview

2.4 Making Connections
37
3
2
Chapter 2 Measurement Preparations
<Connecting to the terminals of the Voltage/Temp Unit>
Required items: phillips screwdriver (for M3 screws), Hioki Z2000 Humidity Sensor
Humidity Measurement
Connect the wires as follows.
1 With a Phillips screwdriver,
loosen the screws in the termi-
nal block cover of the Voltage/
Temp Unit, and lift the cover.
2 Pull up the cover on the exter-
nal control terminal block.
4 Connect to the measurement
object.
5 Replace the terminal block
cover on the Voltage/Temp
Unit, and tighten the screws.
Torque screws to no more than
0.6 Nm.
3 Loosen the terminal block
screws, insert the bare ends of
the leads, and tighten the
screws.
6 Replace the cover on the exter-
nal control terminal block.
2
1
Red
(12 V)
Black
(GND)
Green(-)
Yellow(+)
3
4