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D400 Series

pH/ORP Digital Analyzer Controller

Operating Manual

Summary of Contents for ProCon D400 Series

Page 1: ...D400 Series pH ORP Digital Analyzer Controller Operating Manual ...

Page 2: ...ld Calibration 12 Measurement Settings Quick Start 13 SimplCal Calibration Quick Start 14 Field Calibration Quick Start 15 Calibration Adjusment Quick Start 16 Alarm Relay Settings Quick Start 17 Output Settings Quick Start 18 Measurement Settings Quick Start 19 MODBUS RTU General Information 20 MODBUS RTU Transmission Mode 21 MODBUS RTU CRC Check 22 Implementation of MODBUS RTU in Instrument 22 D...

Page 3: ...ime in an environment where the temperature exceeds 70 C The analyzer must be installed by licensed professionals in accordance with relevant local specifications and instructions are included in the operation manual Comply with the technical specifications and input requirements of the controller Features The instrument is equipped with different types of pH or ORP sensors Widely used in power pl...

Page 4: ... 54 F 0 3 C Temp Compensation 32 302 F 10 150 C Temp Compensation Manual or Automatic Stability pH 0 01pH 24h ORP 1mV 24h Output Two 4 20mA 20 4mA 0 20mA Communication RS485 MODBUS RTU Relay Control Contact 5A 240VAC 5A 28VDC Power Supply 85 265VAC 9 36VDC Power Consumption 3W Working Temperature 14 140 F 10 60 C Relative Humidity 90 Waterproof Rating IP65 Weight 0 5kg Dimensions 98 98 130mm Insta...

Page 5: ...lay common Temp Temperature Sensor NC 1 High set relay resting position Temp Temperature Sensor NO 2 Low set relay working position Input Measurement COM 2 Alarm relay common Ref Reference NC 2 Low set relay resting position N C No Connection N C No Connection Pow DC 9 36V DC power 9 36V N C No Connection Pow DC DC power Cur 1 Current output 1 Pow PE Earth wire Com Current output common Cur 2 Curr...

Page 6: ...D400 Series Operating Manual 6 Instrument Installation ...

Page 7: ...hort Press press the button and release immediately if not specified below means short press Long Press press the button for 3 seconds and then release it Press and hold hold the button for a while and press the button until the right data is displayed then release the button ...

Page 8: ...ter the power is turned on pH ORP 4 01 pH 25 0 C C1 14 51 mA SP1 SP2 Main measurment Unit Relay 1 blue is off and red is on Instrument type Temp Unit Automatic temp comp Relay 2 Current 1 Current 2 Sensor Communication Warning pH ORP 235mV 25 0 C C1 14 51 mA SP1 SP2 Measurement Mode Configure Calibration Set Points Output System pH ORP Programming Mode pH ORP Calibration Mode ...

Page 9: ...t1000 Default Temperature Offset 0 0000 Temperature Input Automatic Manual Temperature Unit C F Default Calibration Standard Solution Calibration USA 7 00 4 01 10 01 7 00 4 01 10 01 NIST 6 86 4 01 9 18 6 86 4 01 9 18 ORP Standard Solution 235mV Default Field Calibration Field Calibration Enter Value Offset Adjustment Enter Value Slope Adjustment Enter Value Calibration Adjustment Offset Adjustment...

Page 10: ...Language English Date Time Year Month Day Hour Minute Second Display Display Speed Low Standard Default Medium High Backlight Power Saving Enter Value Long Bright Information Soft Version 19 1 0 Password Settings 0000 Serial Number Factory Default No Keep User Settings Yes Reset back to Factory Default Calibration Press MENU to enter the calibration menu and select Output Standard Calibration USA ...

Page 11: ...bration mode the instrument displays as shown above The instrument automatically identifies the standard liquid first calibrates the midpoint example 7 00pH then calibrates 4 01pH or 10 01pH The corresponding mV value will be displayed on the left side of the screen After the calibration is completed the offset and slope will be displayed on the right side of the screen The pH value of buffer solu...

Page 12: ...9 73 ORP Calibration Press the MENU button to enter the calibration mode select ORP standard liquid calibration and input the known standard liquid value Default 235mV Press the MENU button to return to the measurement screen and press the CAL button to enter the standard solution calibration mode If there is no need to modify the value this setting is omitted Press the CAL button to enter the cal...

Page 13: ...D400 Series Operating Manual 13 Measurement Settings Quick Start ...

Page 14: ...D400 Series Operating Manual 14 SimplCal Calibration Quick Start ...

Page 15: ...D400 Series Operating Manual 15 Field Calibration Quick Start ...

Page 16: ...D400 Series Operating Manual 16 Calibration Adjusment Quick Start ...

Page 17: ...D400 Series Operating Manual 17 Alarm Relay Settings Quick Start ...

Page 18: ...D400 Series Operating Manual 18 Output Settings Quick Start ...

Page 19: ...D400 Series Operating Manual 19 Measurement Settings Quick Start ...

Page 20: ...er Figure 1 MODBUS Protocol Data Unit MODBUS protocol mapping on a specific bus or network introduces additional fields of protocol data units The client that initiates the MODBUS exchange creates the MODBUS PDU and then adds the domain to establish the correct communication PDU Figure2 MODBUS architecture for serial communication On the MODBUS serial line the address domain contains only the slav...

Page 21: ...is order from left to right the least significant bit LSB Maximum Significant Bit MSB Start bit 1 2 3 4 5 6 7 8 Stop bit Stop bit Figure 3 RTU pattern bit sequence Check Domain Structure Cyclic Redundancy Check CRC16 Structure description Slave Instrument Function Code Data CRC Address 1 byte 0 252 byte 2 byte CRC Low byte CRC Low byte Figure 4 RTU information structure The maximum frame size of M...

Page 22: ... 5 characters 1 247 Function codes conforming to MODBUS specification Data conforming to MODBUS specification CRCL CRCL No signal bytes during 3 5 characters Byte 3 5 1 n 1 1 3 5 Figure 7 MODBUS definition of data transmission Instrument MODBUS RTU function code The instrument only uses two MODBUS function codes 0x03 Read and hold register 0x10 Write multiple registers MODBUS Function Code 0x03 Re...

Page 23: ...alue Low Bytes 110 0x00 Function code 0x64 Figure 10 Examples of read and hold register request and response frames MODBUS function code 0x10 write multiple registers This function code is used to write continuous registers to remote devices 1 123 registers block that specifies the value of the registers written in the request data frame Data is packaged in two bytes per register Response frame re...

Page 24: ...umber in binary form first finding the binary representation of the integer part 17 Decimal 16 1 1 24 0 23 0 22 0 21 1 20 The binary representation of integer part 17 is 10001B then the binary representation of decimal part is obtained 0 625 0 5 0 125 1 2 1 0 2 2 1 2 3 The binary representation of decimal part 0 625 is 0 101B So the binary floating point number of 17 625 in decimal form is 10001 1...

Page 25: ... 0111 1011 0110 0110 0110 0110B to decimal number Step 1 Divide the binary float ing point number 0100 0010 0111 1011 0110 0110 0110 0110B into symbol bit exponential bit and mantissa bit 0 10000100 11110110110011001100110B 1 bit sign 8 bit index 23 bit tail sign bit S 0 denotes positive number Index position E 10000100B 1x27 0x26 0x25 0x25 0x24 0x23 0x22 0x21 0x20 128 0 0 0 0 4 0 0 132 Mantissa b...

Page 26: ...then shortcircuit the terminal Input and Ref the instrument should be displayed in 7 000 or within the error range If the display is not correct please contact the manufacturer for maintenance Please pay attention to the following points for the maintenance of sensors 1 When adopting the circulation structure the velocity of inlet water sample should be kept as constant as possible 2 When leaving ...

Page 27: ...ne year from the date of purchase If repair is necessary and has not been the result of abuse or misuse within the warranty period please return to Icon Process Controls and amendment will be made without any charge We Instruments Customer Service Center will determine if product problem is due to deviations or customer abuse Out of warranty products will be repaired on a charge basis Authorizatio...

Page 28: ... 28 22 0004 01 19 23 Need a great sensor Pair your D400 Series controller with the industry s most innovative and reliable sensing technology iconprocon com ...

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