Jackson Systems
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Fieldpiece JL3RH Job Link System Psychrometer Probe with Flexible Wand

BRAND: Fieldpiece SKU: JL3RH


MSRP: $161.48
You save 15%

Job Link Flex Psychrometer Probe

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The Fieldpiece JL3RH Job Link System Psychrometer Probe has a long flexible wand and strong sliding magnet for easy measurements anywhere on the system. Get instant live readings from ducts, plenums, registers, or grilles for accurate diagnostics. Now handles extreme duct temperatures up to 250°F and as low as -40°F!

  • Place in critical locations based on system needs
  • Requires only 3/8″ hole for duct testing
  • Connect to Job Link App or Wireless SM380V and SM480V Digital Manifolds
  • You can connect your psychrometers directly to both the Job Link app and the wireless SMAN™ Refrigerant Manifolds (3-port SM380V or 4-port SM480V) to see live air temperatures readings while you’re making adjustments to the system. Data log results in the manifolds, or include in Job Link System reports.
What's Included
  • Job Link System Flex Psychrometer Probe
  • 1 Protective Slip Cover for Sensor Tip
  • 2 x AAA Batteries
  • Operator’s Manual
  • 1 Year Limited Warranty
  • Minimum Device Requirement: BLE 4.0 devices running iOS® 7.0 or Android™ 5.0 (Latest compatibility at www.fieldpiece.com)
  • Battery Type: 2 x AAA, NEDA 24A, IEC LR03
  • Battery Life: 150 hours typical alkaline. LED blinks red when battery replacement is needed.
  • Auto Power Off: 2 hours (APO can be disabled)
  • Wireless Range: 1000 feet (305 meters) line of sight. Obstructions affect distance.
  • Radio Frequency: 2.4 GHz
  • Operating Environment: 32°F to 122°F (0°C to 50°C) at <75% RH
  • Storage Temperature: -4°F to 140°F (-20°C to 60°C), 0 to 80% RH (with batteries removed)
  • Temperature Coefficient: 0.1 x (specified accuracy) per 1.8°F (32°F to 64°F, 82°F to 122°F), per 1°C (0°C to 18°C, 28°C to 50°C)
  • Weight: 0.33 lbs (150 g)
  • Flexible Probe: 0.36″ (9mm) diameter; 9.25″ (235mm) length
  • Sensor Type: Capacitance polymer film
  • Hysteresis: ±1%RH typical (Excursion of 10% to 90% to 10%RH)
  • Measurement Range: 0%RH to 100%RH
  • Accuracy: (At 73.4°F (23°C)) ±2.5% (10%RH to 90%RH); ±(5%) <10%RH, >90%RH
  • Response Time: 60 seconds typical for 90% of total range
  • Temperature Sensor Type: Precision thermistor
  • Measurement Range: -40°F to 250°F (-40°C to 121°C)
  • Accuracy: ±(1°F) 32°F to 113°F, ±(0.5°C) 0°C to 45°C; ±(2°F) -4°F to 32°F, 113°F to 140°F, ±(1°C) -20°C to 0°C, 45°C to 60°C

The JL3RH psychrometer probes are sold as individuals so you can use one or more at a time, or they come included in the Job Link Charge and Air Test Kit.

Additional information

Operating Temperature

Storage Temperature



UPC 872641003364


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