Testing Instruments
CUSTOM Digital Thermo-Hygrometer CTH-230E
CUSTOM Digital Thermo-Hygrometer CTH-230E

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CUSTOM Digital Thermo-Hygrometer CTH-230E

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Penerangan

Product overview

[Measurement items] Temperature, thermistor
[Measurement item] Humidity
[Function] MAX MIN
[Function] Date display
[Function] Clock12/24h
[Function] Alarm
[Function] Stand
[Features] Hook hole
[Function] Magnet

Model capable of external temperature measurement using the included external probe

  • The internal sensor measures temperature and humidity, and a comfort mark can also be displayed.
  • Switchable display of date and time. Comes with an alarm clock with snooze function.
  • It can be installed in three ways: on the wall, on a stand, or with a magnet.

Features

Temperature measurement is possible using an external probe.

CTH-230E Main ImageIn addition to temperature and humidity, it also has date and time (switchable display), time signal and alarm functions.

Comfortable display mark included

CTH-230E with comfort display markThe comfort level is displayed on a four-level scale based on temperature and humidity conditions.

Three ways to place

CTH-230E 3 ways to placeWall-mounted, magnetic, or tabletop stand

Part names

CTH-230E Part names
  • ① Display Upper row: External temperature, current time/date, comfort indicator Lower row: Internal temperature, humidity
  • ② Operation buttons "MODE", "SEL", "MAX/MIN"
  • ③ Battery cover
  • ④ Magnet
  • ⑤ Stand
  • ⑥ ADJ button
  • ⑦ External temperature sensor terminal

360° rotating image

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CTH-230E 360-degree rotating image
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specification

Electrical Performance

Sensor Type
  • Temperature (internal sensor): Thermistor
  • Temperature (external sensor): Thermistor
  • Humidity: Ceramic resistance type
Measurement range
  • Temperature (internal sensor): -10 to +50°C
  • Temperature (external sensor): -50 to +70°C
  • Humidity: 10-90%RH
resolution
  • Temperature (internal sensor): 0.1℃
  • Temperature (external sensor): 0.1℃
  • Humidity: 1%RH
Measurement accuracy
  • Temperature (internal sensor): ±1°C (0 to +40°C), ±2°C (others)
  • Temperature (external sensor): ±1°C (0 to +40°C), ±2°C (others)
  • Humidity: ±5% RH (+25°C, 40 to 80% RH), ±8% RH (other conditions)
Display update frequency
  • 1 time/10 seconds
Clock Features
  • 12/24 hour display

General specifications

sampling 1 time / about 10 seconds
Operating temperature and humidity -10 to +50°C, 10 to 90% RH or less (no condensation)
Storage temperature and humidity -10 to +50°C, 10 to 90% RH (no condensation)
size Approx. W 80 × H 70 × D 21 mm
weight Approximately 64 g (including batteries)
power supply 1 x AAA battery
battery life Approximately 1 year (when using alkaline batteries)
accessories 1 AAA battery, external temperature sensor (cord length: 3m), instruction manual (warranty included)
proofreading Possible
JAN 4983621300321

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