Detcon PI-700 - Manual (Page 49)

Model PI-700
PI-700 Instruction Manual Rev. 2.5 Page 45 of 54
Weight: 2 lbs; 0.907kg (sensor only)
6 lbs; 2.72kg (w/aluminum j-box)
9 lbs; 4.08kg (w/stainless steel j-box)
Electrical Specifications
Input Voltage: 11-30 VDC
Power Consumption: Normal operation = 68mA (<1.7 watt)
Maximum = 85mA (2 watts)
Inrush current: 1.67A @ 24V
RFI/EMI Protection: Complies with EN61000
Analog Output: Linear 4-20mA DC current (1000 ohms maximum loop load @ 24VDC)
0mA
All Fault Diagnostics
2mA In-Calibration
4-20mA 0-100% full-scale
22mA Over-range condition
Serial Output: RS-485 Modbus™ RTU
Baud Rate: 9600 BPS (9600,N,8,1 Half Duplex)
Status Indicators: 4-digit LED Display with gas concentration
full-script menu prompts for AutoSpan,
Set-up Options, and Fault Reporting
Faults Monitored: Loop, Input Voltage,
Zero, Missing Sensor,
Processor, Memory, Calibration
Cable Requirements: Power/Analog: 3-wire shielded cable
Maximum distance is 13,300 feet with 14 AWG
Serial Output: 2-wire twisted-pair shielded cable specified for RS-485 use
Maximum distance is 4,000 feet to last sensor
I/O Protection: Over-Voltage, Miss-wiring, EMI/RFI Immunity