VisiFerm Quick Start-up Manual
Contents
1. YOKOGAWA TECHNICAL NOTE s ANALYTICAL VisiFerm Quick Start up Manual This Tech Note is designed to assist with the installation of the Hamilton VisiFerm 242450 02 with either the FLXA21 or DO402G This document should be used in conjunction with the User s Manual of the various products 1 Necessary Components VisiFerm sensor part number 242450 02 VP 6cable part number 355109 for 3 M 355110 for 5M or 355111 for 10M VP8 cable optional will not be stocked FLXA21 or DO402G 2 Wiring Connection For measurement you can use normal Variopin cable with 6 pole or WU10 A VP 8 pin cable or the Demo Cable is only necessary for PC configuration 2 1 Using 6 Pin Variopin Cable 355108 355110 or 355111 with the Transmitter Power wires Using an external 24V power supply Grey pin C to Power supply Blue pin D to Power supply Please Note That in the original Tech Note the sensor power wiring was backwards If wired incorrectly the sensor will still power on but the saturation reading will be around 200 and you will not be able to calibrate the sensor Also we noticed that the sensor current was not reading 60 nA like it should but instead around 120 nA slope 100 0 sensor Current 0 0nA Polarization Volt 0 675 Available KOH 100 Compensation NaCl Disable Press Process 101 3kPa iCal 101 3 kPa ext Connect sensor to transmitter Core black transparen2. have the sensor in air you will need to perform a Manual Slope Calibration to adjust to 100 saturation If you are adjusting the O in solution then you need to perform a Manual Offset Calibration Tech Note TNA1301 rev1 vigilant Date September 9 2013 YOKOGAWA TECHNICAL NOTE Calibration Air calibration hater Calibration Manual Slope Cal lt OManual Offset Cal lt r Temperature Cal ANALYTICAL Calibration Ofir calibration hater Calibration Manual Slope Cal Manual Offset Cal lt gt Temperature Cal If you perform the Air calibration it will read around 95 100 in air before the calibration and around 110 115 after the calibration This is why the Manual Slope Calibration is required instead Tech Note TNA1301 rev1 vigilant Date September 9 2013
3. t pin A to Cathode terminal 17 Shield red pin B to Anode terminal 18 White pin E to temperature terminal 11 Green pin F to terminal 12 Yellow Green Shield to terminal 14 Tech Note TNA1301 rev1 vigilant Date September 9 2013 YOKOGAWA TECHNICAL NOTE ANALYTICAL 2 2 Optional Using 8 Pin Variopin Cable 355217 or 355218 with the Transmitter Connect RS485 wires left Unconnected Yellow pin G to A Brown pin H to B Power wires Using an external 24V power supply Core Red Transparent pin C to Power supply in the transmitter Shield Red pin D to Power supply in the transmitter Connect sensor to transmitter Core Black Transparent pin A to Cathode terminal 17 Shield Black pin B to Anode terminal 18 White pin E to temperature terminal 11 Green pin F to terminal 12 Yellow Green Shield to terminal 14 3 Configuration of the Transmitter Reconfigure D0402 to OXYFERM Code 01 set to 1 select 9 and set current to 60 nA Code 10 set to 3 Reconfigure FLXA21 to OX YFERM Select Polarographic for sensor setup Select the appropriate unit of measure Leave the Sensor Sensitivity set to default value of 7 5 nA Change the temperature element to 22k NTC Change the Zero Calirbation under Calirbation Settings to Enabled 4 Use of the VisiFerm Sensor Now you can perform calibration with FLXA21 DO402 When using the FLXA21 if you
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