Summary of Contents for Lovibond Tintometer PTV Series
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Lovibond Water Testing ® Tintometer Group ® Power & Communications Module Modbus Profibus Ethernet 4-20 mA Relays PTV Series www.lovibond.com...
Introduction General Information DANGER A hazard exists that will result in death or severe injury if not avoided . WARNING A hazard exists that may result in death or severe injury if not avoided . CAUTION A hazard exists that may result in minor or moderate injury . NOTICE Important information or specific instructions need to be strictly followed .
Introduction Guide to Symbols Labels attached to the instrument should be strictly observed to avoid personal injury or damage to the instrument . Refer to the table below for information regarding the nature of the danger or risk before taking any action where such label is present . ATTENTION! - Indicates that important information or specific instructions need to be strictly followed;...
Introduction Certification EMC conducted and CISPR 11 (Class A Limits) CE Mark radiated emissions EMC Immunity EN 61326-1 (Industrial limits) CE Mark Safety EN 61010-1 TÜV safety mark FCC Class A FCC mark FCC Class A Notice This device complies with Part 15 of the FCC Rules . Operation is subject to the following two conditions •...
Introduction Introduction The Power & Communications Module (PCM) contains the high voltage power supply, digital and analog communication interfaces for Lovibond Process Sensors . ® A qualified electrician trained in the installation of electrical equipment should read and understand this manual prior to working with this component as potential lethal hazards are present .
Introduction Product Overview Item Description 24VDC Power Switch A 24VDC power switch is provided at location SW1 . This switches power on/off to the attached sensor, but does not remove power from the high voltage board . Analog Outputs The two isolated 0-20 / 4-20mA outputs are controlled by the sensor .
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Introduction Figure 10: Feature locations - Low Voltage Board Figure 11: Feature locations - High Voltage Board PCM_V2.1 12.2018...
Specifications Specifications Specification Details Power supply 100-240V / 50-60Hz Power Output 24VDC for one instrument Analog Outputs (2) 0-20 / 4-20mA isolated outputs 10VDC loop voltage Relay Outputs (3) 100-240V 5A resistive maximum Size 170mm x 140mm x 95mm (6 .7" x 5 .5" x 3 .7") Weight 1 .7 kg (3 .8 lbs .) Construction materials...
Installation Installation Unpacking Carefully inspect all items to ensure that every part on the list below is present and no visible damage has occurred during transportation . Store the packing material to return the unit for repair or other kinds of transport .
Installation High Voltage Installation DANGER DISCONNECT POWER BEFORE SERVICING! Only a qualified installation technician should connect AC power to the PCM . NOTICE A local disconnect mounted in a suitable and easily reached location must be included in the installation of this equipment . The local disconnect must be marked as the disconnecting device for this equipment .
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Installation Figure 3: Red thumb screw, J102 and J109 locations Figure 4: Remove high voltage barrier PCM_V2.1 12.2018...
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Installation High Voltage Installation DANGER ELECTRIC SHOCK HAZARD . The barrier must stay in place except when a qualified installation technician is connecting power or relay outputs . Remove the appropriate hole plugs from the bonding plate . The two near the back are intended for high voltage use . Use proper connection hardware to ensure grounding connection to metal bonding plate .
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Installation Color - Color Terminal Function North America L1 (Hot) Black Brown N (Neutral) White Blue GND (Protective Green Green/Yellow Earth) Figure 6: Power connector Terminal Label Function Normally Open Common Normally Closed Figure 7: Relay connections PCM_V2.1 12.2018...
Installation 4-20mA Installation The two isolated 0-20 / 4-20mA outputs are controlled by the sensor . Remove the appropriate hole plugs from the bonding plate . The two near the front are intended for low voltage use . Connect 0-20mA or 4-20mA devices to connectors labeled J5 and J6 . Terminal Label Function...
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Installation Figure 8: 4-20 mA connections PCM_V2.1 12.2018...
Installation Sensor Connection The 12 conductor sensor wire located at position J2 is pre-wired from the factory . If the cable is removed during installation, connect the positions as follows . Terminal Color Function BLACK 24VDC GND 24VDC+ WHITE RS232 TXD GREEN RS232 RXD YELLOW...
Digital Interface PCM Digital Interface Description The PCM digital interface uses Anybus network modules to connect the PCM to a digital ® network such as Profibus DP or Modbus TCP . A block of registers is available for the ® network master to scan, including measurements, alarms, errors and status information .
Digital Interface PROFIBUS-DP Introduction The PROFIBUS-DP supports both PROFIBUS-DP-V1 and DP-V0 . Features • Supports PROFIBUS-DP-V1 and DP-V0 • PROFIBUS connector (9-pin female D-Sub) • Automatic baud rate detection • Max . read process data: 244 bytes • Max . write process data: 244 bytes •...
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Digital Interface Connector A 9 pin D-sub female connector provides connection to the PROFIBUS Network . Figure 11: 9-pin D-sub female connector Item Network Status LED Module Status LED 9 Pin Female Connector PCM_V2.1 12.2018...
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Digital Interface Network Status LED LED State Indication Not online / No power Green Online, data exchange Flashing Green Online, clear Flashing Red (1 flash) Parametrization error Flashing Red (2 flashes) Profibus configuration error Module Status LED LED State Indication Not initialized Green Initialized...
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Digital Interface Mating Board Connector 1 . Plug the mating board 9 pin connector into the Anybus module . 2 . Connect the PROFIBUS network wires to the terminal block . Two sets of terminal blocks are provided . 3 . Set Figure 12: Profibus connector PCM_V2.1 12.2018...
Digital Interface Modbus TCP (Ethernet) Introduction The Modbus TCP module supports industry standard Modbus TCP protocol over Ethernet . Two RJ-45 connectors provide connection to the Ethernet network . Features • 10/100 Mbit/s Ethernet operation • Modbus TCP V3 .0 Compliant •...
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Digital Interface Connector Two RJ-45 connectors provide connection to the Modbus TCP Ethernet network . Figure 13: RJ-45 female connector Two RJ-45 female connectors provide connection to the Modbus/TCP Network . In addition, two LEDs show the module status . Item Network Status LED Module Status LED...
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Digital Interface Network Status LED LED State Indication No IP address or in state EXCEPTION Green At least one Modbus message received Flashing Green Waiting for Modbus message Flashing Red (1 flash) IP address conflict detected, FATAL ERROR Flashing Red (2 flashes) Connection timeout .
Digital Interface Modbus RS485/RS232 Introduction The Module supports Modbus-RTU (8 bit) over both RS-485/RS232 Features • Node address range is fron 1-247 . (See specific instrument manual for setting node address) • Even Parity with 1 stop bit • Baud rate is 192000bps •...
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Digital Interface Connector A 9 pin D-sub female connector provides connection to the Modbus Network . Figure 14: 9-pin D-sub female connector Item Network Staus LED Module Status LED 9 Pin Female Connector PCM_V2.1 12.2018...
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Digital Interface Network Status LED LED State Indication Not online / No power Yellow This LED will flash during correct reception and trans- mission (20 ms on, 40 ms off) A FATAL ERROR has occured Module Status LED LED State Indication Not initialized Green...
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Digital Interface Mating Board Connector The Modbus Wiring Adapter contains 2 slide switches SW1 and SW2 . SW1 enables the integrated resistor combination . Setting SW1 to “T” side, connects the terminating resistor across the network . Setting SW1 to “O” side disconnects the terminating resistor, which can be used to change from RS485 to RS232 .
Maintenance Maintenance DANGER DISCONNECT POWER BEFORE SERVICING! Always remove AC power from the PCM before performing maintenance on the device . Fuse Replacement The unit is protected by two 1 .6A, 250VAC fuses . Should the fuses need changing, disconnect the unit from AC power and open the cover with a suitable tool to access the fuses .
Troubleshooting Troubleshooting Symptom Action No 0-20/4-20mA output Check connection with sensor Relays off continuously Check connection with sensor Check cable at position J3 on low voltage board Relays on continuously Check connection with sensor No green power light Check fuses Check AC mains circuit breaker Check cable at J9 on low voltage board No USB connection...
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