Hioki 2300 Smart Site, Instruction Manual, Page: 29 / 366

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1 2301-20 HUMIDITY MODULE
1.3.2 Connecting Input/Output Cables
(1) Connecting Sensor Cables to the Terminal Block
Connect the 9764-50 HUMIDIDTY SENSOR to the module by fol-
lowing the procedure below.
1.
Use a flat blade screwdriver to loosen the screws on the termi-
nal block.
2.
Insert a cable into the terminal block, then tighten the screws
(at a tightening torque of 0.25 N•m).
3.
Connect the terminal block to the TEMP terminal, and HUM terminal.
• The TEMP terminal and HUM terminal are not insulated from
each other. Avoid short-circuiting.
• Be sure to connect the cables to matching connectors to prevent
damage to the module or sensor.
Blue Red Black Green
White Yellow Sensor cable of the 9764-50
Terminal block
TEMP terminal
HUM terminal
• In case of external noise, wind the cable around the ferrite
clamp supplied as an accessory as shown below.
• Note that measurement may be adversely affected by external
noise or the electromagnetic environment when using a cable
longer than 3 meters.