Liquid analyzer (controller) eSELECT B4 for 4 parameters pH, Rx, Cl, CD.
• Microprocessor control: CPU: Processore 32 bit 80Mhz - 512Kb Flash – 128Kb Ram – 1Mb Eeprom.
• Interface: RS485, protocol: MODBUS, TCP/IP.
• Informative color touch screen Color Touch 7 '' LCD 800 x 480 px.
• 9 independent outputs ON-OFF (contactless relay).
• 2 independent outputs ON / OFF (contactless relay) for activating actuators by timer.
• 6 galvanically isolated 4-20 mA outputs.
• 3 TTL outputs (0-999 pulses).
• 7 service inputs, including an input from a flow meter.
• 1 USB port for software update and data upload.
• 1 RJ45 Ethernet (LAN) for network connection.
• RS485 output.
• Electronic journal of measurements.
• Administrator password
• Time Calendar. Timer.
• Measurement range: 0 – 14 рН; –1000 +1400 mV;
chlorine: 0-2 mg/l, 0-20 mg/l, 0-200 mg/l;
ppm: 0 – 2 ppm, 0 – 20 ppm, 0 – 200 ppm; 0-100°С.
• Setting 2 independent setpoint points on the measured parameter
• Control dosing modes: constant ON/OFF with hysteresis installation or PROP proportional.
• Setting the start delay time for metering pumps
• Support for PT100 temperature sensor.
• Manual (25 ° C) or automatic temperature compensation (when connecting a PT100 temperature sensor)
• Alarm MAX. reagent concentration.
• Alarm MIN. reagent concentration.
• Alarm of reagent level probe and flow sensor.
• Support for level and flow sensors (not included).
• Universal input voltage: 100-250V AC 50Hz. (12V DC).
• Class of dust and moisture protection: IP65.
• Wall mount.
