2.1 MAIN CHARACTERISTICS
• Power Supply: 100-240 Vac 50/60 Hz, 15Watt (Class 1 Electrical Insulation)
• System duration: 24 hours a day, 7 days a week for 5 years (43800 Hours)
• Operating temperature: 0 to 40°C, relative humidity 0 to 95% (without condensation)
• Data display: 4-line display with 20 large White and Blue characters.
• Keyboard: 7 Keys
• Cable connections: Dual row connectors
• Relays: Six (250 Vac 10 A); Four 100 to 240V Power relays and Two dry contact relays
• Measurements:
o pH: 0.00 to 14.00 pH (precision ±0.01 pH)
o Redox: ±2000 mV (precision ±1 mV)
o Temperature: 0 to 105°C (precision 0.5 °C) (Predisposition for PT100 and PT1000 sensor)
o Free chlorine: 0.01 to 5 ppm (precision ±0.01 ppm) (Amperometric Probe)
• Output Modules associated with the chemical measurements:
o 2 channel current output, 0/4 to 20mA, 500 Ohm maximum load (precision ± 0.01 mA)
o 2 channel Frequency Output (Open Collector NPN/PNP) 0 to 120 pulses per minute
(precision 0.016 Hz)
• Input Modules:
o Flow (pull up) (input for Reed sensor)
o Hold
• Data transmission modules:
o RS485 Serial Port (ModBus Standard Protocol)
• Modules integrated upon the mother board:
o Clock module with backup battery.
2.2 MECHANICAL INSTALLATION