Part Number - H14-002

HOBO External Input Temperature Data Logger

Discontinued

The HOBO LCD two-channel data logger has LCD readout and alarm capability, and requires an external probe for operation. Temperature probes can be used underwater, and the Temperature probe is suitable for intermittent condensing environments. An alarm display and built-in relay for use with Onset's Remote Alarm and/or Autodialer accessories assure timely notification of alarm conditions.The HOBO LCD two-channel data logger has LCD readout and alarm capability, and requires an external probe for operation

Important Information

HOBO data loggers require HOBOware software (USB interface cable included w/CD purchase) and a communications device. See compatible items below.

Compatible with

HOBOware Software

Product upgrade options

U14-002

HOBO External Temperature/RH LCD Data Logger

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Overview

The HOBO LCD two-channel data logger has LCD readout and alarm capability, and requires an external probe for operation. Temperature probes can be used underwater, and the Temperature probe is suitable for intermittent condensing environments. An alarm display and built-in relay for use with Onset's Remote Alarm and/or Autodialer accessories assure timely notification of alarm conditions. A Protective Case is available for mounting in condensing environments.

Features

  • Real-time display of Temperature
  • Alarm display and output ensure timely notification of out-of-range conditions
  • Two models to choose from-internal Temperature or external Temperature or Temperature sensors
  • Optional Remote Alarm and Autodialer
  • Optional protective case for wet or condensing environments

Specifications

Environmental
• Operating temperature range -20°C to +50°C, (-4°F to +122°F)
• Non-corrosive environment

Logger Capabilities
• Capacity: 65,136 measurements
• Software-selectable sampling intervals: 1 second up to 9 hours, recording times up to 1 year
• Programmable start time/date
• Recording modes: Stop when full, Wrap-around when full
• Nonvolatile EEPROM memory retains data even if batteries fail

LCD
• Size: 33 x 50.8 mm (1.3 x 2 inches)
• Displays temperature
• Displays °C or °F (selectable within host software)
• Displays memory remaining
• Displays battery level
• Displays flashing ALERT for out-of-limits conditions (selectable within host software)

ALERT
• High and low set points for both temperature and relative humidity
• ALERT conditions reset on offload
• ALERT relay output selectable: Normally Closed or Normally Open
• Contact rating: 48VDC, 1A max
• Contact resistance: less than 1 Ohm
• Wire size range is 22AWG to 14AWG

Time Accuracy Plot
Communications
• High Speed RS-232 serial offload
• Offloads to PC or Palm handheld with serial cable
• Offload speed 38.4Kbps. Readout full logger (64K) in less than 1 minute

Timekeeping
• Time accuracy: ±1 minute per week at +20°C (+68°F), see
plot A

Size/Weight:
• 125 x 92 x 31 mm (4.9 x 3.6 x 1.2 inches)
• 170 g (6.0 oz) with batteries

HOBO LCD Accuracy Resolution Plot
Power
• 3 AAA Alkaline batteries, user-replaceable

Internal Temperature Sensor
• Measurement range: -20°C to +50°C (-4°F to +122°F)
• Accuracy: ±0.7°C at +20°C (±1.3°F at +68°F), see plot B
• Resolution: 0.4°C at +20°C (0.7°F at +68°F)
• Response time (to 90%): Less than 15 minutes in airflow of 1 m/s (2.2 mph)
• Temperature Accuracy Drift: Negligible

Compatible items

Communication Cables

USB Interface Cable(s)
ADAPT-SER-USB
$69.00 USD

Communication Cables

Interface Cable for PCs
CABLE-PC-3.5
$25.00 USD

Documents

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HOBO LCD Data Logger (H14-001, H14-002) User's Manual

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