Product Overview

The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2015 Johnson Controls, Inc.
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HE-6800 Series Humidity Transmitters with Temperature Sensor (Continued)
Technical Specifications
HE-6800 Series Humidity Transmitters with Temperature Sensor
Power Requirements 4.5 to 7.5 mA at 14 to 30 VDC and 5K ohm Load, or 18 to 25 mA at 20 to 30 VAC and 5K ohm Load
Terminations 9-Position Screw Clamp Terminal Block
Wire Size 16 to 24 AWG (1.3 to 0.6 mm Diameter); 18 AWG (1.0 mm Diameter) Recommended
Temperature Measurement Range 32 to 131°F (0 to 55°C)
Humidity Measurement
Range
Full Range 0 to 100% RH
Calibrated Range 10 to 90% RH
Temperature Sensor Nickel
(HE-68Nx Models)
Sensor Type 1,000 ohm Thin Film Nickel
Coefficient Approximately 3 ohm per F° (5.4 ohm per C°)
Reference Resistance 1,000 ohm at 70°F (0°C)
Accuracy ±0.34F° at 70°F (±0.18C° at 21°C)
Platinum
(HE-68Px Models)
Sensor Type 1,000 ohm Thin Film Platinum
Coefficient Approximately 2 ohm per F° (3.9 ohm per C°)
Reference Resistance 1,000 ohm at 32°F (0°C)
Accuracy ±0.35F° at 70°F (±0.19C° at 21°C)
Nonlinear NTC,
Thermistor, Type II
(HE-686x Models)
Sensor Type 10,000 ohm NTC Thermistor
Coefficient Nonlinear NTC, Johnson Controls Type II
Reference Resistance 10,000 ohm at 77°F (25°C)
Accuracy ±0.9F° (±0.5C°) at 32 to 158°F (0 to 70°C)
Humidity Sensor Type Capacitive Polymer Sensor
Humidity Element
Accuracy
HE-68x2 Models ±2% RH for 20 to 80% RH at 50 to 95°F (10 to 35°C);
±4% RH for 10 to 20% RH and 80 to 90% RH at 50 to 95°F (10 to 35°C)
HE-68x3 Models ±3% RH for 20 to 80% RH at 77°F (25°C);
±6% RH for 10 to 20% RH and 80 to 90% at 77°F (25°C)
Setpoint Range Warmer/Cooler
Temperature Sensor Time Constant 10 Minutes at 10 ft per Minute
Manual Override Integral Momentary Pushbutton (DIP Switch Selectable)
LED Green LED Indicates Three Modes of Operation (VMA12 and VMA14 Series Controllers Only)
Ambient Operating Conditions 32 to 131°F (0 to 55°C), 10 to 95% RH Noncondensing;
86°F (30°C) Maximum Dew Point
Ambient Storage Conditions -40 to 140°F (-40 to 60°C), 5 to 95% RH Noncondensing;
86°F (30°C) Maximum Dew Point
Materials White Thermoplastic
Protection: IP30 (EN 60529)
Dimensions
(H x W x D)
HE-68xx-0 Models 3-3/16 x 3-3/16 x 1-5/16 in. (80 x 80 x 32 mm)
HE-68xx-1 Models 3-3/16 x 3-3/16 x 1-7/16 in. (80 x 80 x 35 mm)
Shipping Weight 0.44 lb (0.20 kg)
Compliance United States UL Listed, File E107041,
CCN PAZX, Under UL 916, Energy Management Equipment
Canada UL Listed, File E107041,
CCN PAZX7, Under CAN/CSA C22.2 No. 205, Signal Equipment
Europe CE Mark – Johnson Controls, Inc., declares that this product is in compliance with the essential
requirements and other relevant provisions of the EMC Directive 2004/108/EC.
WEEE Directive 2002/96/EC
RoHS Directive 2002/95/EC
Australia and New
Zealand
C-Tick Mark, Australia/NZ Emissions Compliant