Conviron CMP4030 User Manual Download Page 64

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Chapter 7: Maintenance and Troubleshooting

This chapter describes:

•

how to inspect and clean control panel components

•

how to check operating histories using the Diagnostics screen

•

how to clear the static Ram (SRAM) and re-calibrate the touch screen

•

how to replace the external controller battery

•

controller software updates

For more information on troubleshooting with alarms, see Chapter 4,

Alarm Management.

Summary of Contents for CMP4030

Page 1: ...ser Guide For controllers using Version 6 0 software Independent temperature shut off ITSO External battery This Guide belongs to _____________________________________________ Published by Controlled...

Page 2: ...rd even when you are wearing a grounded wrist strap Do not lay paper on static sensitive parts Ship components to Conviron in anti static bags Make sure everyone that may work on the control panel is...

Page 3: ...The Status Screen Chapter 3 Programming Chapter 4 Alarm Management Chapter 5 Login and Security Procedures Chapter 6 Setting Options and Logging Data Chapter 7 Maintenance and Troubleshooting Appendi...

Page 4: ...s in a timeline 3 9 Diagnostic screen fields 7 4 Diagnostic screen 7 3 Entering timelines 3 8 Event mode 3 19 Expandability of CMP4030 1 5 Exporting Logged Data 1 5 External Controller Battery Replaci...

Page 5: ...rost 6 5 dehumidification 6 5 logging options 6 6 SRAM clearing 7 5 Standard alarm indicators 4 6 Status screen fields 2 2 Status screen 2 1 Step mode program sample 3 12 Storing logged data 6 7 Syste...

Page 6: ...le troubleshooting and maintenance tasks Contents Chapter 1 The CMP4030 This chapter describes the features and functionality of Version 6 0 software the features of the CMP4030 Chapter 2 The Status S...

Page 7: ...rendgraph screen options for logging data options for viewing collected data Chapter 7 Maintenance and Troubleshooting This chapter describes starting the CMP4030 after a power outage how to use the d...

Page 8: ...nd display user friendly messages Options the control of humidification and the defrost operation have been enhanced time can be adjusted without losing data Programming a program now maintains the cu...

Page 9: ...as the user interface The touch screen provides the facility to program controls assist qualified personnel to service the chamber control temperature control lighting control relative humidity The sc...

Page 10: ...s feature Caution If a program is to be used on another chamber the chambers must have the same configuration they must have the same number and type of program zones in the program table the program...

Page 11: ...e repaired An external battery provides backup when the regular power supply is unavailable To ensure that the external battery has power replace it every 5 years Instructions for replacing an externa...

Page 12: ...he side of the chamber Head Office Sales and Service Customer Services Controlled Environments Limited CONVIRON 590 Berry Street Winnipeg Manitoba R3H 0R9 Canada Sales Department Email info conviron c...

Page 13: ...pter describes how to use and read status screen fields The Status Screen The Status screen is displayed when the controller is powered on Zone Selectors Chamber Information Chart Recorder Output Stat...

Page 14: ...rogram screen A flashing Program button indicates that a program is running Help button To access on line help touch the Help button then the field or button for which help is required Zone Selectors...

Page 15: ...to display the settings for each of the zones The Chart Recorder will display each zone as it is selected Lighting Zone LIGHT_uMOL Selector Displays values in banks percentage of full power or in uni...

Page 16: ...Status Indicator An output is a switch that controls a specified device such as a valve or a bank of lights The Output Status Indicator provides a graphical view of the operation of the selected outpu...

Page 17: ...rammed conditions for each of the four zones Touch the corresponding zone button to display a charted history of the zone When a button is selected it will appear darkened Actual The actual chamber te...

Page 18: ...ous 24 hours and the next 8 hours Note The controller does not have the facility to read the next day s program Note Multiple zones can by simultaneously charted but the scales differ for each conditi...

Page 19: ...ng the CMP4030 using the Program screen The settings entered in the Program screen control conditions in the plant growth chamber This chapter describes The Program screen and toolbar Programming the...

Page 20: ...olbar The Program screen will appear and will display the last program that was opened Program Table Program Table Toolbar Program Screen Toolbar Exit Stop Program New Program Open Program Save Progra...

Page 21: ...control for a specific condition a zone for that condition will not be displayed Time The start time of the timeline in a 24 hour format Temperature The temperature in degrees Celsius Relative Humidi...

Page 22: ...clear the current program table and open a new program table Open Program button Touch the Open Program button to open an existing program Save Program button Touch the Save Program button to save a...

Page 23: ...e Touch the Backspace key to clear a digit Delete Touch the DEL button to delete an entry OK Touch OK to enter the value in the Number Display field into the active table cell Table Cell Information T...

Page 24: ...Zone Alarm Limit Range Displays the range of settings for the alarm limits that apply to the active zone Active Zone Operating Range Displays the chamber operating range for the active zone Chained Pr...

Page 25: ...00 until it reaches the 20 at 9 00 Note The CMP4030 does not automatically ramp across midnight because it does not read the next day s program Instead the controller runs the conditions in the last...

Page 26: ...time on the keypad using the 24 hour format 4 Touch the OK button to confirm the value entered After values are entered in a cell the cell to the right will appear darkened 5 Enter the temperature usi...

Page 27: ...ell will appear darkened 2 Enter the changes using the keypad 3 Touch OK Inserting a Timeline 1 Touch a blank cell in the Time column at the bottom of the program table 2 Enter the values using the ke...

Page 28: ...the program by viewing the zones graphically 1 Select the zone by touching a cell in the column 2 Touch the Program Graph button in the Program Table toolbar The Program Graph screen will display the...

Page 29: ...d stays constant until 23 59 Relative Humidity Midnight 0 00 RH is 70 7 00 RH has decreased to 65 10 00 RH has decreased to 55 18 00 RH has increased to 65 and stays constant until 23 59 Inserting Tim...

Page 30: ...ature in the chamber rise four degrees at 8 00 then fall four degrees at 19 00 7 00 pm program as follows Note Programming in step mode is more likely to cause alarms due to conditions temporarily ove...

Page 31: ...ware B for a floppy disk drive The B drive is valid for controllers with a floppy disk drive Touch the arrow buttons to select the drive at the prompt Program Number Touch the arrow buttons to view ex...

Page 32: ...ng all of the timelines in a program modify an existing program and save it as a new program number To save a program as a new program number use the keypad to enter a program number Touch OK to confi...

Page 33: ...f To run the plant growth area under different programs each day chain two or more programs together These are called multi day programs Multi day programs are limited in size only by the amount of st...

Page 34: ...used Keypad Use the keypad to enter the chain number Backspace Touch the Backspace key to clear a digit OK Touch OK to transfer the entry to the program number field Chaining a Program to Itself Chai...

Page 35: ...splay The program table cell Information field will display the program number and extension before Chaining after Chaining 6 Open the second program 7 Touch the Chain Program button in the Program to...

Page 36: ...to indicate an active program Chaining Notes Each program sets operating parameters for a 24 hour period ending at 23 59 midnight If a program is run without being chained to another program it will s...

Page 37: ...in the Program Table so the Active Cell Unit box in the Program Table Unit displays a B 2 Touch the cell in which you want to enter information 3 Using the keypad enter either 0 or 1 0 Off during the...

Page 38: ...ell Units field is displaying a B and plus signs are displayed the second auxiliary zone is in event mode This is evident because some of the settings are greater than 1 the third auxiliary is not use...

Page 39: ...and provide notification when a condition changes beyond the set limits The Alarm facility provides the ability to program Alarms to protect the experiment and research error messages and reporting ma...

Page 40: ...ember 2002 The Alarm Screen To access the Alarm screen touch the Alarm button in the Status screen toolbar Alarm Priority Alarm Label Help High Alarm Limit Low Alarm Limit Exit Alarm Message Display A...

Page 41: ...value Advanced button Touch this button to view all possible alarm labels in the Alarm Label field Ordinarily only commonly used labels are displayed Persistent button Touch this button to attach the...

Page 42: ...a preliminary warning and shutdown settings Priority determines what action is taken when an alarm limit is reached for example raising an alarm message shutting off the chamber initiating an auto di...

Page 43: ...system is re booted Complete steps 5 and 6 if a setting other than the default is required 5 Set the Alarm Priority Touch the Set button in the Alarm Priority field to display a keypad and enter the h...

Page 44: ...ed A buzzer will sound as the audible equivalent of the flashing Alarm on the CMP4030 controller or as an indication that the ITSO independent temperature shut off has shut off the chamber For more in...

Page 45: ...inactive All Alarms can be deleted However active Alarms immediately recur If the Persistent feature has been added to the Alarm the condition must be corrected before the status of the Alarm can be...

Page 46: ...screen of the controller However if the ITSO shuts off the chamber the resulting loss of power to the outputs will trigger a chamber off Alarm ITSO controls are located inside the control panel where...

Page 47: ...d become familiar with the chamber controls without having to enter a password We recommend that a security administrator be assigned to administer user login authority and that security features are...

Page 48: ...dures 5 2 CMP4030 User Guide November 2002 The Login Screen To access the Login screen touch the Security button in the Status toolbar Exit Help Chamber ID Number Display Keypad Backspace Function Dis...

Page 49: ...new user to the system This feature is used most often by the security administrator Change Password PW button Touch this button to change a password Remove user button Touch this button to remove a...

Page 50: ...or Password incorrect contact your Security Administrator If this is your first time logging into the controller change your password now Changing your Password For security reasons it is recommended...

Page 51: ...m screen Program Graphing screen Deleting alarms Changing alarm settings priority and persistence Options screen excluding setting chamber ID which requires security level 30 30 Adding and removing us...

Page 52: ...d password 0 Note After entering numbers using the keypad touch the OK button 3 Touch the Add User button and follow the prompts to create an ID between 1 8 digits for the security administrator Enter...

Page 53: ...r ID The prompt will confirm the User was removed Default User IDs Default User IDs are set at Conviron This allows the Security Administrators to first activate security and then set up temporary Use...

Page 54: ...system operation as the experiment data recorded is dependent on the type of options selected The logging feature provides a record of chamber conditions throughout the experiment The Options screen a...

Page 55: ...diagram on page 2 do not have outboard controls so contrast must be set using the on screen control Touch the arrows to adjust contrast V3 and later hardware is equipped with outboard contrast and br...

Page 56: ...emory in the controller It varies inversely with the logging frequency The second field displays logging frequency in seconds This is the number of seconds between each recording of the data It varies...

Page 57: ...ty For instance the same floor same user etc The Unit number can be set from 1 30 The Unit number can be used to identify the individual chamber The chamber ID is displayed as a read only field on the...

Page 58: ...xit button to return to the Options screen Dehumidification ON OFF The Dehumidification On Off button allows this feature to be turned off when it is not required Touch the Dehumidification button to...

Page 59: ...rding As Labels to be logged are added the capacity will decrease As the logging frequency increases the logging capacity decreases The controller automatically samples data every second and records t...

Page 60: ...ernal memory storage in the controller Regardless of additional storage options logged data is stored in this facility first In addition to the internal memory area your controller may be equipped wit...

Page 61: ...screen touch the Trendgraph button in the Status toolbar Trendgraph Screen Fields Exit button Touch the Exit button to return to the Status screen Reset Touch the Reset button to clear the screen Sho...

Page 62: ...isplayed graph Help button To access on line help touch the Help button then the field or button for which help is required Label This field displays the Label of the most recently displayed graph Lab...

Page 63: ...disk in the B drive If you have neither of these data is logged only to the internal memory in the controller 1 Select a Label by touching the up and down arrows 2 Touch the Show button to display the...

Page 64: ...nel components how to check operating histories using the Diagnostics screen how to clear the static Ram SRAM and re calibrate the touch screen how to replace the external controller battery controlle...

Page 65: ...oling of the components To clean the filter 1 Remove the air intake grill mounting screws Remove the grill and filter from the control panel It is safe to leave the chamber running while the grill and...

Page 66: ...e Diagnostic Screen To access the Diagnostic screen touch the Diagnostic button in the Status toolbar Exit Help Label Fields Operating Hours Power Bar Sequence Number Label Current Setting Physical Ou...

Page 67: ...Sequence Number Displays the output or input label sequence number Label Displays the output or input label This label matches the label on both the chamber schematics and the physical outputs Physica...

Page 68: ...he boot up process The screen will display the question DO YOU WANT TO ZERO THE STATIC RAM Y N TOUCH SCREEN FOR Y 2 Touch the screen once The controller will display the message Static RAM will be zer...

Page 69: ...ron Customer Care 2 Have a new controller battery as specified in the Major Component Reference List Appendix B of the Conviron CMP4030 Service Manual and one of the following tools ready a probe 1 5m...

Page 70: ...elcro fasteners 8 To install the new battery insert and lock its electrical connector and join the Velcro fasteners 9 Ensure the electrical connector and battery are secure 10 Initial the current repl...

Page 71: ...nual We recommend that service personnel or users with advanced knowledge of the CMP4030 controller perform software updates Contact Conviron Customer Care for more information For more efficient serv...

Page 72: ...mber The serial number is required for service Because the information is chamber specific labels are not listed in the table below Input Input labels describe parameters that are sensed by the input...

Page 73: ...Dehumidification drier damper motor DECFMTR output Dehumidification evaporator circulating fan motor DECSVLV output Dehumidification evaporator cooling solenoid valve DEHMVLV output Dehumidification...

Page 74: ...put Lamp loft temperature MHAL1 output Metal halide lamp 1 HPRSW PR_HIGH input Refrigeration pressure switch high HLPRSW PR_HILO input Refrigeration pressure switch high low LPRSW PR_LOW input Refrige...

Page 75: ...al halide lighting SUDLY output Start up delay controls main contactor TEMP input Temperature inside the plant growth area Tip The TEMP label applies to both control and alarm settings Enter alarm lim...

Page 76: ...faults priority 75 User Interaction Level not accessible Cause Possible sensor or input board failure Solution Ensure that the sensor is connected to input board properly Alarm code A D pol bd x ch y...

Page 77: ...le loss of connection to CCS Solution 1 Check thumbnail on host to ensure connection if not 2 Check Ethernet connections 3 Check hub s are powered Alarm code alm to disk Description Reports an error w...

Page 78: ...ed to be recreated Alarm code Could not follow chain Error opening program file Description The controller could not open the current program to follow the chain The current program will continue to r...

Page 79: ...is corrupt Solution Reboot the controller to clear SRAM Alarm code log to host Description An error occurred writing logged data to the host Defaults priority 75 User Interaction Level not accessible...

Page 80: ...uit between the line side of the SUDLY output and the main contactor coil If all boards including SUDLY check Start Stop switch Alarm code Alarm code max ret exc get_bd_mem Alarm code max ret exc set_...

Page 81: ...from set point 2 If the settings are adequate there is a possible equipment failure Contact Conviron Customer Care Alarm code RS485 BUS Description Reports a failure to communicate on the local IO RS...

Page 82: ...et point limit value at the time of the alarm y is the actual input value at the time of the alarm Defaults priority 20 persistent delay 5 minutes User Interaction Level normal Alarm Screen Cause Poss...

Page 83: ...n Level not accessible Cause Possible defective triac or driver Solution Contact Conviron Customer Care Alarm code w err log hand to sram Description The log handler could not write a buffer from SRAM...

Page 84: ...at the reading is not frozen a reboot the controller to re establish communications to the 1620 b if rebooting is unsuccessful replace the 1620 If the reading is not frozen there is a possible mechani...

Page 85: ...y were found to be wrong x is the number of the input board the 1620 is connected to Defaults priority 75 User Interaction Level not accessible Cause Probable communication problem or failed sensor So...

Page 86: ...Login Logout operation User adjustable dehumidification and defrost parameters Turn off dehumidification when it is not needed Adjust defrost threshold and cycle times An RH set point of 0 disables al...

Page 87: ...ading based on evaporative cooling effect To read the wet bulb temperature cover a sensor using a wick that has been thoroughly wetted and placed in a moving air stream The cooling effect of the evapo...

Page 88: ...at the relative humidity is 63 the moisture content is 0 0128 kg kg and the dew point is 16 5 C Example 2 Determine the moisture content the dry bulb temperature is 5 C the relative humidity is 60 1 L...

Page 89: ...ion is accurate assuming that the chamber is equipped with the additive humidification option and is well sealed Lower Limit with Dehumidification If your chamber is equipped with a dehumidification o...

Page 90: ...re Content Refer to the psychrometric chart to determine the moisture content of the ambient air and of the air inside the chamber If the ambient air has lower moisture content than the air inside the...

Page 91: ...TION LOW LIMIT FOR IN TROPICS MAXIMUM HUMIDITY 29 C DEWPOINT PERCENT SATURATION W E T B U L B T E M P E R A T U R E C MOISTURE CONTENT kg kg DRY AIR DRY BULB TEMPERATURE C L IG H T S O F F M A X I M U...

Page 92: ...of different programs together is referred to as a multi day program A program chained to itself will run continuously and repeat the same program every 24 hours chamber The entire unit is called the...

Page 93: ...program timelines on the Program screen The intersection of a row and a column is a cell ramping When conditions change gradually and steadily between timelines The CMP4030 works in ramping mode time...

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