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Four-Channel K Thermocouple Data Logger with USB and RS232

Four-Channel Data Logger with USB and RS232


Item# HH309A

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-4 C$539.47
5-9 C$512.50
10-24 C$501.71
25-49 C$480.13
50-99 C$469.34
100+ C$458.55

In stock

Lead Time (If not in stock): 2 weeks
Four-Channel Data Logger with USB and RS232 HH309A HH309A
  • 4 Type K Thermocouple Inputs
  • Displays 4 Channels Simultaneously or 2 Channels with Delta
  • Data Logger with 16,000 Records per Channel
  • USB and RS232 Interface with Windows Software
  • Real-Time Clock
  • Auto Power-Off
  • HOLD Function
  • MAX/MIN Function
  • Resolution 0.1°C/0.1°F
  • Low Battery Indication

HH309A Model Options

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Input Type
Display Type
Supply Power
Number of Channels
Communications Protocol

HH309A logger is in the end of its life cycle. As a possible substitute & upgrade, please check out Newest Released 8 Channel Thermocouple Data Logger OM-HL-EH-TC Series for more advanced features with better price.

The HH309A is a small 4-input thermometer plus a powerful data logger. The unit can store up to 16,000 records per channel at programmed intervals. The REC button is used to start and stop recording. You can store as many data sets as you want until memory is full. The unit comes with Windows-based software (Windows 98, NT, XP, ME) for the display and saving of data.

Range: -200 to 1370°C (-328 to 2498°F)
Typical Accuracy: ±0.2% rdg +1°C
Resolution: 0.1° between -200 and 200°C/F, else 1°C/F
Sample Rate: 3 seconds
Operating Conditions:0 to 50°C (32 to 122°F), 0% to 80% RH (0 to 35°C, 32 to 95°F), 0% to 60% RH (35 to 50°C, 95 to 122°F)
Storage Temperature: -20 to 60°C (-4 to 140°F)
Battery: 9 V (included)
Dimensions: 184 H x 64 W x 30 mm D(7.25 x 2.5 x 1.2')
Weight: Approx 250 g (8.8 oz)
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