Hioki 2300 Smart Site, Instruction Manual, Page: 22 / 366

1 2301-20 HUMIDITY MODULE
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1.1.1 Product Overview
• The 2301-20 is a measurement module of Hioki "Smart Site"
(remote measurement system).
• This module measures and records temperature and humidity at
regular intervals.
• The 2301-20 is used with the power supply module, communica-
tions module, and module base.
1.1.2 Major Features
2301-20 HUMIDITY MODULE
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1.1 Overview
Number of measurement channels
Temperature 1 CH + Humidity 1 CH
Measurement range -40.0 to 85.0°C, 0.0 to100.0%RH
(Conceptual image)
The recording interval is selectable from 1 second to
60 minutes.
The maximum, minimum, and average measurements
during the recording interval can be recorded (with
sampling once a second).
The module has an alarm output terminal.