EFR 012 Electronic Hygrostat

The EFR 012 electronic hygrostat senses the relative humidity in an enclosure  and turns on a heater at the set point, helping prevent the formation of condensation in the enclosure. The integrated LED is lit when the connected device is in operation.

Features

• DIN Rail Mount
• Adjustable & Preset relative humidity setpoints
• Compact design
• High switching capacity
• Optical Function Display (LED)

Specifications

• Operating Voltage: 230 VAC, 50/60 Hz
  
• Setting Range: 40 to 90 % RH
  
• Contact Type: SPDT / Change-over
  
• Agency Approvals: CSA-US, VDE
  
• Switching Difference (Hysteresis): 5 % RH (± 1 % tolerance) – at 77 °F (25 °C) and 50 % RH
  
• Service Life: > 50,000 cycles
  
• Max. Switching Capacity (Relay Output): 8 A resistive / 1.6 A inductive at 120 VAC; 8 A resistive / 1.6 A inductive at 240 VAC; 4 A at 24 VDC 
  
• Connection: 5-pole terminal, clamping torque 0.5 Nm max.; solid wire AWG 14 max. (2.5 mm²); stranded wire (with wire end ferrule) AWG 16 max. (1.5 mm²)
  
• Mounting: Clip for 35 mm DIN rail (EN 60 715)
  
• Dimensions (H × W × D): 2.54 × 1.65 × 1.5 inches (64.5 × 42 × 38 mm)
  
• Housing: Plastic, UL 94V-0, light gray
  
• Operating Temperature: 32 to 140 °F (0 to 60 °C) 
  
• Storage Temperature: -4 to 176 °F (-20 to 80 °C) 
  
• Protection Type: IP20
  
• Max. Inrush Current: AC 16 A for 10 sec
  
• Mounting Position: Vertical
  
• Max. Storage Humidity: 90 % RH (Non-condensing) 
  
• Weight (Approx.): 2.3 Oz (65 g)

Model Numbers

• 01245.0-00    230VAC 40-90% RH Electronic Hygrostat
• 01245.9-00    120VAC 40-90% RH Electronic Hygrostat
• 01246.0-00    230VAC 65% RH Preset Electronic Hygrostat
• 01246.9-00    120VAC 65% RH Preset Electronic Hygrostat