• Power input: 12 or 24 V DC, –20% + 30%
• Enclosure rating: NEMA 12
• Operating temperature:  –40 to +150 °F (–40 to +66 °C)
• Inputs: 4
• Outputs: 4
• Approvals: none
• Pump relay contact: 20 amps at 30 V DC
• Vent and alarm relay contacts: 2 amps at 30 V DC
• Enclosure size: 7.3 x 4.7 x 2.3 in. (186 x 120 x 59 mm)
• Mounting dimensions: 6.75 x 3.5 in. (172 x 89 mm)

PC Requirements

• Operating system:  Windows XP, Vista, 7 and 8
• Processor minimum:  1 GHz
• Memory minimum:  512MB
• Additional software:  Microsoft .Net 4.0
• Hard drive space:  50MB
• USB port:  1 Needed

Timing Characteristics

• Pause time:  min.  15 seconds - max. 99 hours
• Pumping time:  min. 15 seconds - max. 99 minutes