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Dickson

TH8 8 in Temperature & Humidity Chart Recorder

Features a combination of superfine data resolution with a large chart for visualization

This product is no longer available. Contact us at 800-567-8686 for alternative solutions.

Have questions? We're here to help!
Have questions? We're here to help!

The TH8 series of temperature and humidity chart recorders, equipped with field-replaceable sensors, are unique, full 8 in (203 mm) chart recorders.  This instrument features a combination of superfine data resolution with a large chart for visualization.

Four models are available.  TH8P0 is battery-operated for a portable, precision instrument.  The TH8P2 is AC powered and includes a digital display.  The TH8P3 adds a remote probe and audio/visual alarm to the TH8P2.  The TH8P5 adds relay contacts to the TH8P3 for a fully-functional instrument.

Each chart recorder comes with a red and blue pen, four (4) AA batteries, a quick start guide, and a probe.  The TH8P0 comes with four (4) AA batteries, while the TH8P2/3/5 come with an AC adapter.  Charts sold separately.

• 8 in chart (203 mm)
• User selectable recording times and temperature ranges
• Digital display (TH8P2/3/5)
• Audio/Visual alarms (TH8P3/5)
• Remote probe (TH8P3/5)
• Relay contacts (TH8P5)

Alarm TypeAudio/Visual on High/Low limits
Ambient Operating RH Conditions0% - 95% RH, Non-condensing
Ambient Operating Temperature Conditions32.0°F - 120.0°F (0.0°C - 50.0°C)
ApprovalsCE
Battery Backup (TH8P2/3/5)Four (4) AA batteries, powers unit for up to three (3) days
Battery Life (Avg)TH8P2/3/5: 76 hrs (back-up only)
TH8P0: At 32°F: 24 hr chart rotation = 3 weeks; 7 day chart rotation = 4 months;
At 70°F: 24 hr chart rotation = 1 month; 7 day chart rotation = 6 months
Calibration OptionsN100, N300, N400
ChannelsCH1: Temperature, CH2: Humidity
Chart Rotation Speed24 hr, 7 days or 31 days
Dew Point Accuracy± 3.6°F from 30.0% - 95.0% RH (calculated) (± 2.0°C from 30.0% - 95.0% RH (calculated))
Dew Point Range32.0°F - 122.0°F (0.0°C - 50.0°C)
Dimensions3.1 in x 9.2 in x 9.2 in
Display Dimensions (H x W)1.375 in x 2.0 in
Display Resolution0.1°
Display TypeLCD (TH8P2/3/5 only)
EnclosureRugged black ABS case, polycarbonate door, aluminum dial
Humidity Accuracy± 2.0% RH from 5.0% - 95.0%; ± 2.0% RH from 5.0% - 95.0%
Humidity Range0% - 95% RH, Non-condensing
Humidity Sensor TypeField replaceable
IP Rating20
Included Accessories*AC adapter, red and blue pen, four (4) AA batteries, quick start guide, and probe (TH8P5 only)
Keypad FunctionsPower On/Off, Pen Home, Alarm (TH8P3/5 only)
Mounting OptionsFree standing or wall mount (with keyhole)
Note on Relay TypeRelay does not function while unit is running on only battery power
Power Cord6 ft
Power Source120 V - 240 V AC, 12 V DC (INTL fittings available); AC adapter
Power Status IndicatorLED indicator
Relay ConnectionSpade lugs, male 0.25. one (1) relay per channel (TH8P5 only)
Relay TypeSPST, 24 VDC, 0.5 A, N/O
Remote Probe DimensionsField Replaceable Sensor houses thermistor and RH sensor in polycarbonate plastic: 2.5 in x 0.8 in x 0.5 in
Remote Sensor Length10 ft
Remote Sensor TypeDigital temperature sensor - field replaceable
Response Time5 min to 63% FS
Temperature Accuracy± 0.8°F from 32.0°F - 120.0°F (± 0.44°C from 0.0°C - 50.0°C)
Temperature Range-4.0°F - 120.0°F (-20.0°C - 50.0°C); 0.0°F - 185.0°F (-18°C - 85°C); 40.0°F - 110.0°F (5.0°C - 40.0°C)
Temperature SensorRemote probe - field replaceable
Unit Weight4.6 lbs
Units/Pkg1
Warranty12 month limited
*Charts sold separately

  • Thumbnail of document Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder
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    Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder

    Download
  • Thumbnail of document Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder
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    Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder

    Download
  • Thumbnail of document Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder
    Download

    Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder

    Download
  • Thumbnail of document Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder
    Download

    Data Sheet - TH8 8 in Temperature & Humidity Chart Recorder

    Download
  • Thumbnail of document Manual - TH8 8 in Temperature & Humidity Chart Recorder
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    Manual - TH8 8 in Temperature & Humidity Chart Recorder

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