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Page 34

CPS

– User Manual

Connections:

Analog
output
module

Example of use with analog output module

Analog output module

Logic input EL1

and EL2 (

IN1 and IN2)

Module power supply and
digital liaison ( A and B)

Output 4-20 mA from the channel 4

OUTPUT 4-20 mA from
channel 1 to 3

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Summary of Contents for CPS Series

Page 1: ...CPS_CPS 10 System Part Number NPCPSGB Revision J 2 The Fixed Gas Detection Experts User manual...

Page 2: ...nsent of OLDHAM is strictly prohibited The information contained within this manual is true and correct to the best of our knowledge Due to ongoing research and development the specifications of this...

Page 3: ...E C L A U S E S C O N C E R N I N G P R O P E R T Y Drawings plans specifications and information included in this document contain confidential information that is the property of OLDHAM None of this...

Page 4: ...hat has peeled off or become illegible The meanings of these labels are explained below Ground terminal Safety ground terminal Risk of electric shock Caution see accompanying documentation European Un...

Page 5: ...contaminant the duration of exposure to the contaminant Poisoning may result from exposure to substances as silicones e g waterproofing adhesives release agents special oils and greases certain medic...

Page 6: ...7 Grounding the central controller 17 Digital lines 17 Internal relay dry contacts 17 RS 485 serial link out 17 Overview of the Motherboard 19 Inspecting the digital buses 20 Mini switches 20 Internal...

Page 7: ...6 Maintenance 47 Program transfer 47 PC CPS transfer 47 CPS PC transfer 47 Error messages 48 Checksum error 48 Testing and calibration of stable installations 49 Sensor replacement 49 Semi automatic c...

Page 8: ...e CPS system can manage the detection of 10 different gases and all detectors are clearly localized and identified Data from each sensor is collected in the central controller in less than one second...

Page 9: ...ER R RT T T O O OU U UV V VE E ER R RT T T O O OU U UV V VE E ER R RT T T KLAXON O O OU U UV V VE E ER R RT T T Recorder Supervision O O OU U UV V VE E ER R RT T T CPS AO CPS RM Low Speed CO NO CO NO...

Page 10: ...s and runs on only 24 Watts The central controller can be connected to a supervision system via an RS 485 output interface using ModBus protocol Optional features include a battery back up ensuring co...

Page 11: ...correct cable has been used in terms of type and capacity 8 measuring lines RS485 Module n Detector CPS 10 Module FIN de LIGNE Digital line connection End line changeover switch Module n Detector CPS...

Page 12: ...before programming the central controller The COM_CPS software allows you to configure one or more central controller s via PC save settings and upload them later to the CPS central controller s view...

Page 13: ...AO4 Logic input module CPS AI16 Relay module CPS RM8 SUPERVISION Centrale CPS PC configuration COM_CPS 8 available digital RS485 Lines 32 addressable modules max per line 256 modules per central CPS...

Page 14: ...ng the metal wall casing For the wall mounted CPS in a metal case The central controller cover opens at a 90 angle to the left Make sure to leave adequate space to completely open the cover once the c...

Page 15: ...on a vertical surface position the cable glands on the underside of the module to ensure proper calibration Mounting the other modules The other modules relay logic input analog output should be mount...

Page 16: ...514 869 1 CPS FRONT PANEL 6 122 477 2 AP1200 PRINTER 6 114 632 3 BATTERY PACK OPTIONAL 6 311 098 4 CPS MOTHERBOARD 6 451 596 5 24V 60W POWER SUPPLY BOARD 6 111 308 6 CPS CENTRAL CONTROLLER DISPLAY 6...

Page 17: ...24 VDC power supply module The transformer output connector is also hardwired to link to the 24 VDC central controller connector and to the optional integrated printer for the rack mounted version Gr...

Page 18: ...PSRM4 8 CPSAI16 CPSAO4 24Vcc 0v A B Copper Blindages connection shield Bus RS485 Recommended cable 2 shielded twisted pair cable 100 1 pair for module power supply 1 pair for RS485 communication Fig 6...

Page 19: ...l addressable modules 8 line connectors for connecting digital modules CPS 10 CPSRM CPSDI16 CPSAO4 7 RS 485 digital output links to a supervision system 8 USB serial interface PC COM_CPS connection fo...

Page 20: ...or the central controller s internal microprocessor It should always be in the Run position Internal relay and buzzer The CPS central controller is equipped with 3 internal relays R1 R2 R3 and a share...

Page 21: ...ace emulates a serial port and is preferable to an RS 232 serial connection The corresponding USB driver must be installed before the PC is connected to the central measuring station see COM_CPS instr...

Page 22: ...r is ON The central controller sends data to the printer on start up If the printer s power supply fails or if the RS 232 cable is disconnected data sent from the central controller will be lost In th...

Page 23: ...ity over solid state Key used to return to a previous menu screen or to cancel a selected value before it has been validated SOLID instantaneous alarm 3 BLINKING averaged alarm 3 takes priority over s...

Page 24: ...n LED Verification option this option is activated for explosive gases When a verification alarm occurs the level displayed will be frozen at the maximum value until it is acknowledged manually or aut...

Page 25: ...CPS User Manual Page 25...

Page 26: ...Configuration switches Adresses 4 Module board DESIGNATION CPS AI16 CPS AO4 MODULE 6 313 964 6 313 980 MODULE BOARD 6 451 603 6 451 614 3 2 4 1 CPS AI16 4 1 3 SENSOR MODULE CPS 10 Part DESIGNATION 4...

Page 27: ...with a normal impedance of 100 of at least 0 22mm in diameter 24VDC 0V A and B terminals are linked to 24VDC OV terminals A and B in other modules in the line and then linked to the connector correspo...

Page 28: ...e OFF position unused options End of line resistor The last module in each line should be equipped with an end of line resistor i This switch should be in the OFF position for all other modules in the...

Page 29: ...v v Range with display format 100 10 0 1 00 Actionable thresholds o 4 instantaneous thresholds 0 100 measuring range o 4 averaged thresholds 0 100 measuring range time interval programmable from 1 to...

Page 30: ...tatus unless they belong to a different module type Restarting will resolve the problem Relay status lights Each relay has a red LED to indicate its status Red LED appearance Status DEL lit Activated...

Page 31: ...rm has occurred are Alarm delay Automatic Manual acknowledgement Forced state change via the CPS menu Forced state change via a logic input command Alarm and or Buzzer relay delays Alarm delays Relay...

Page 32: ...ndition ends 10 min T4 LS HS stop delay Adjustment s 1 32767 Duration in seconds after low or high speed ventilator operation has been stopped before the ventilator can be restarted at low speed 10 mi...

Page 33: ...is shut down In the event of a fault the inputs are set to zero Analog Outputs Module This module is comprised of 4 opto isolated 4 20 mA analog outputs which can be individually activated or deactiv...

Page 34: ...Analog output module Example of use with analog output module Analog output module Logic input EL1 and EL2 IN1 and IN2 Module power supply and digital liaison A and B Output 4 20 mA from the channel 4...

Page 35: ...CPS User Manual Page 35...

Page 36: ...nsor OK OK Event Print Ref Module Rate of overscale POWER SUPPLY CRC DAY NUMBER SINCE LATEST CALIBRATIONT Infos Modules Status fault Measures Temperature OK ESC OK ESC ESC ESC Events Cycle Version COM...

Page 37: ...information pertaining to the selected mode events a or cyclic b The central controller begins to process data coming in from the various modules In cyclic display mode when no alarms are triggered t...

Page 38: ...the line and the module number The program automatically selects active sensor modules Touching the OK key once will bring up the sensor name the abbreviated gas name the gas level and unit of measur...

Page 39: ...lays the status of a relay in a given module Increments for the preceding and following modules in the line are automatically calculated Display the status for the selected relay by pressing the OK bu...

Page 40: ...activated the COM_CPS cannot be used to for reading or configuration The configuration mini switch A must be placed in the open padlock position to enable communication between the serial port and the...

Page 41: ...to select a relay After pressing OK to select the relay you have three options Normal Relay functions normally triggered by alarms ON Relay in forced operation can only be shut down by a logic input...

Page 42: ...ys Example If the HS relay is activated and the time is changed the HS relay will stop so that the LS relay can operate according to the predetermined delays Start up Configuration This menu is used t...

Page 43: ...cal values are displayed on screen During this phase the other sensors are shut down However forced state lines modules and relays remain active Relay Status Simulation Select the relay module for the...

Page 44: ...m retries attempt s at retransmission Used to control the quality of communication with the modules a represents successful transmission attempts This number increases continually and should be as lar...

Page 45: ...10 in hexadecimal 8 2 Status word 4 3 2 1 1 BitEtatLiss 1 BitEtatChg 1 BitEtat0 1 BitMod0 2 BitJbFill 2 BitEtatPar 2 BitEtat1 2 BitMod1 4 BitJbDelay 4 BitJbWait 4 BitEtat2 4 BitMod2 8 BitEtatCell 8 B...

Page 46: ...e microcontroller availability time rate in This value will vary somewhat in relation to the program but can detect if a microprocessor is being overtaxed Enter the access code by using the and keys N...

Page 47: ...tral controller The message Switch open Complete will appear on the display screen Flip the programming switch to the Prog position 5 The central controller will perform a Start up procedure CPS PC tr...

Page 48: ...witch must be flipped and a new COM_CPS program must be transferred Flip the switch back into the closed padlock position before restarting the central controller Example of an error Operation before...

Page 49: ...bration is essential The frequency of calibrations is a function of the results of the tests humidity temperature dust etc However it must not exceed one year It is also advisable to calibrate the sen...

Page 50: ...s logged with a fault code 0010 calibration zero fault 0020 calibration sensitivity fault Cal OFF Cal OFF Cal OFF Cal OFF Cal ON Delay TCAL 30 sec Meas Meas R el 0 Meas Meas Ref standard gas Ref stand...

Page 51: ...necessary with the potentiometer SENS until the signal value in mV corresponds to the amount of reference gas used Use the following formula to calculate the correct value for the signal Stop injecti...

Page 52: ...tic calibration The magnetic calibration allows for one man and non intrusive calibration to save considerable time Manual calibration with zero and span potentiometers is possible by opening the CPS...

Page 53: ...the connector linking the battery pack to the motherboard Remove the 4 mounting screws Attach the new battery pack Plug in the connectors before reassembling the display Scrapping of CPS System Concer...

Page 54: ...Page 54 CPS User Manual...

Page 55: ...500 V Display Backlit LCD display 2 lines 32 characters per line 1 line for pictograms 3 electroluminescence diodes to indicate operating status OK Fault Alarms Keyboard Membrane keyboard 7 intuitive...

Page 56: ...V over resistive charge Connection Screw posts cable 2 5 mm max Torque 0 5 0 6 Nm Consumption 3 5 mA in normal operation Bistable Relays Configuration of positive or negative relay security with mini...

Page 57: ...CPS User Manual Page 57 Chapter 8 Annexes JBUS MODBUS Protocol...

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Page 73: ...CPS User Manual Page 73 Chapter 9 UE Declaration of Conformity...

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Page 76: ...Cedex FRANCE T l 33 0 3 21 60 80 80 Fax 33 0 3 21 60 80 00 Website https gasdetection 3M com AMERICAS Tel 1 713 559 9280 Fax 1 281 292 2860 americas oldhamgas com ASIA PACIFIC Tel 86 21 3127 6373 Fax...

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