• Primary method chilled mirror sensor provides extremely accurate dew/frost point temperature measurement
• Drift free and certified against NIST traceable standards
• Best in class air cooled temperature depression
• Automatic Balance Control mode provides correction for optics contaminants
• Easy sensor access and serviceability
• Multiple interface options are standard
• Fan or liquid cooled sensors are available for low dew/frost point measurement
• Other Key Points:
• Robust, easily cleaned chilled mirror hygrometer for industrial applications
• Remotely or locally mounted sensor options
• Desk top, rack mount, or NEMA 4X enclosure options
• Pressure compensated dew/frost point measurement and temperature probe options
• Custom sampling systems available
• Data acquisition modules with wireless connectivity available
• Can be configured for ambient air measurements, positive pressure or equipped with sample extraction pump

• Measurement Performance:
• Relative Humidity and PPMv Ranges: 0 to 100% RH with all sensors, non-condensing conditions 0 to 999,999 PPMv with all sensors, non-condensing conditions
• Accuracy, All Sensors: ±0.2°C (0.36°F) dew/frost point standard; ±0.1°C (0.18°F) dew/frost point optional; ±0.5% of full scale pressure
• Remote Sensors: Up to 250 feet (76 meters) from console with cable
• Display Resolution: 0.1°C or °F; 0.01 psia; 0.1 PPMv below 1000 PPMv; 1 PPMv above 1000 PPMv
• Air Temperature Sensor Range: -100 to 250°C (-148 to 482°F); ±0.1°C accuracy
• Packaging:
• Weight: Bench-Top: 6 lb. (2.8 kg); Rack Mount: 7 lb. (3.2 kg); NEMA 4: 19 lb. (8.6 kg)
• Dimension:
• Bench-Top with S3 Mounted: 11 in. W x 5.2 in. H x 17 in. D (27.9 cm W x 13.2 cm H x 43.2 cm D);
• Rack Mount with S3 Mounted: 19 in. W x 7 in. H x 17 in. D (48.3 cm W x 17.8 cm H x 43.2 cm D) Standard rack panel mounting dimensions
• NEMA 4: 11.6 in. W x 13.6 in. H x 6.2in D (29.5cm W x 34.6 cm H x 15.9 cm D)
• Mounting:
• Bench-top: Standard
• Rack Mount: Optional
• Wall-mount NEMA 4: Optional
• Sensor Materials: Chromium, glass, epoxy, and anodized aluminum or 316 stainless steel
• Functional: 
• Power Requirements: 90 to 230 VAC ±10%, 50 to 400Hz
• Operating Temperature: Control Unit: -10 to 60°C (15 to 140°F); Sensors: -40 to 100°C (-40 to 212°F)
• Auxiliary Coolant: To augment temperature depression capability of sensor when necessary:  Water (or other liquid): 0.5 gal/min (2 l/min) at 100 psia maximum
• Sample Pressure Range: Depends on sensor model, see chart above and consult Edgetech Instruments Inc
• Sample Flow Rate: 0.5/5.0 SCFH (0.25 to 2.4 l/min)
• Outputs (3 outputs available): 4 to 20 mA, 0 to 5 Vdc, RS-232
• Track Or Hold: Outputs (analog and digital), alarms can be set to track or hold while in Automatic Balance Control or programming mode
• Alarms: Two Form C, SPDT alarm relays rated for 3 A at 24 Vdc, 120 Vac. Alarm mode (high or low) programmable from keyboard or RS-232. Alarm set points programmable from -99.9 to 99.9°C (-148 to 212°F) from keyboard or via RS-232, alarm can be latched or unlatched
• Display: 8 line LCD graphic data display, backlight; 3 parameters display simultaneously

• (1) DewMaster Control Unit
• (1) Instructions

Brochure/Datasheet

Instruction Manual

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Note: Prices are not binding at any time subject to change without prior notice