NMC-PRO Installation Manual
165Page
• Communication protocol with SingleNet interface
18.2.4 Digital Input
• Dry contact input (5V/2mAmp)
• Maximum pulse rate 50pulse/sec (<50 Hz)
18.2.5 Analog Input
• Inputs 1 – 10: Temperature (NTC 30KΩ), 0-5VDC (Radiation, Relative Humidity, Pressure…),
4-20mA (EC, pH, Pressure…)
• Input 11: Wind direction (Potentiometer), Temperature (NTC 30KΩ), 0-5VDC (Radiation,
Relative Humidity, Pressure…), 4-20mA (EC, pH, Pressure…)
Common Analog Sensor Specifications
Sensor Measured Values Input Range
Temperature – RTS-s -20°C to 50°C/ -4°F to 122°F 30kOhm
EC 0 to 10mS (old transmitters used 20 mS) 4 – 20mA
pH 0 - 14 4 – 20mA
RH – RHS-10 0 – 100% 0 – 3 VDC
WD - Davis 0 - 360° 0 – 20kOhm
Pressure Up to 10bar (145 PSI) 0 – 5 VDC
Radiation 0 – 1800 w/m² 0 – 5 VDC
18.2.6 Analog Output
• 4 – 20 mA output
• 24 VAC power supply