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Related Manuals for Masibus CDU-LCD
Summary of Contents for Masibus CDU-LCD
- Page 1 User’s Manual CLEAN ROOM DISPLAY UNIT Masibus Automation & Instrumentation Pvt. Ltd. B/30, GIDC Electronics Estate, Sector-25, Gandhinagar-382044, Gujarat, India +91 79 23287275-79 +91 79 23287281-82 Email: support@masibus.com Web: www.masibus.com...
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Page 2: Table Of Contents
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 Contents INTRODUCTION ....................4 Foreword ......................4 Notice ........................4 Trademarks ......................4 Product Overview ....................4 Safety Precautions ....................5 Accessory ......................5 SPECIFICATIONS ................... 6 Input ........................6 Display ......................... 6 Data Logging ...................... - Page 3 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 Humidity ....................22 Differential Pressure .................. 22 OUT ......................23 CAL ......................25 Info ......................26 Exceptional Response ................26 COMMUNICATION PROTOCOL-DNP 3 ............26 Introduction....................26 Analog Input ....................26 Analog Output ...................
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Page 4: Introduction
3.5” Liquid Crystal Display (LCD) used for displaying Differential Pressure, Temperature and Humidity. The CDU has inbuilt and external buzzer for audible process value violation and one digital input for door status. CDU-LCD also has Real Time Clock on display, PLC Communication DNP 3 protocol for interfacing. This instrument’s design enables you for measuring of air relative humidity, temperature... -
Page 5: Safety Precautions
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 Safety Precautions The product and the instruction manual describe important information to prevent possible harm to users and damage to the property and to use the product safely. Understand the following description (signs and symbols), read the text and Observe Descriptions. -
Page 6: Specifications
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 2. SPECIFICATIONS Input Number of channel DP( Inbuilt Sensors) & RH,T (Wired Remote Sensor) C, 0 – 100% RH Measurement Range ±125 Pascal ,0.0 to 60.0 Accuracy DP: ± 1 % FS ± 1 count Temp.: ±... -
Page 7: Physical Specifications & Mounting Details
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 Hi/Lo Alarms with symbol for all three channel. Remote programmable from master device. RS-485 communication available. Inbuilt and external buzzer to audible process value violation. Lab view based utility software for configuration and calibration. - Page 8 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 CDU LCD IP 20 CDU LCD IP 65 Fig 3.1: Whole Assembly Drawing User’s Manual Page 8 of 32...
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Page 9: Terminal Connections
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 4. TERMINAL CONNECTIONS Fig 4.1: Terminal Connection Detail of FDU Terminal No. Description 24VDC + Power Supply Input 24VDC - RS 485 + RS 485 Communication Output RS 485 - Digital Input for Door status Table 3 4.1 How to connect wires? -
Page 10: Start Up And Basic Operation
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 5. Start UP and Basic Operation 5.1 Power On Power on unit displays model name, software version and initializing sequence and after initialization shows RUN window as below. Note: Run Window may differ as per model. - Page 11 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 Description of RUN mode Window is given below Symbol Function Time Window Time widow displays time in 24 hour format. Temperature window contains temperature value with 0.1 resolution, temperature unit ( C) and temperature alarm symbol.
- Page 12 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 Table 5 Communication symbol description as below Symbol Description Device is receiving some Data. Communication Device is transmitting some Data. Symbol Device is not receiving some Data. Device is not transmitting some Data.
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Page 13: Menu Layout
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 6. Menu Layout 6.1 Run Page Description of Run page is given in section 5.2 6.2 Temperature Page Temperature page shows Temperature as main parameter and humidity and Differential Pressure as secondary parameter. Set point value is also displayed. -
Page 14: Humidity Page
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 6.3 Humidity Page Humidity page shows Humidity as main parameter and temperature and Differential Pressure as secondary parameter. Set point value is also displayed. Value on left hand side of slider shows Low Set Point and right hand side shows High Set Point. -
Page 15: Differential Pressure Page
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 6.4 Differential Pressure Page Differential Pressure page shows Differential Pressure as main parameter and temperature and humidity as secondary parameter. Set point value is also displayed. Value on left hand side of slider shows Low Set Point and right hand side shows... -
Page 16: Time Page
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 6.5 Time Page Time page shows current date and time as shown in below To enter Time page click on time window on run page as below. User’s Manual Page 16 of 32... -
Page 17: Info Page
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 6.6 INFO Page Info page shows Sr No, Source ID, Destination ID, Baud Rate, Available Sensor, and Total Logs. Description of these parameters is given in below table. Parameters Description Sr No... - Page 18 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 To enter Info page click on info icon on run page as below. Note: User can directly change from one page to other by clicking on parameter value as shown below User’s Manual...
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Page 19: Calibration Procedure
The unit can be calibrated without opening it and without trim pots. To calibrate Differential Pressure Sensor of CDU-LCD zero calibration, span point 1 calibration and span point 2 calibrations are required. - Page 20 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 For span point - 2 calibrations, user can enter value or default point is also given set appropriate source and press button PRS Span Point – 2. User’s Manual Page 20 of 32...
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Page 21: Communication Protocol- Modbus Rtu
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 8. COMMUNICATION PROTOCOL– MODBUS RTU 8.1 Introduction The unit can be connected in RS-485 communication data link either in multi drop or repeat mode. Each unit must have unique Serial Number. Entire range of addresses (1 to 247) may be used. -
Page 22: Humidity
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 Break 0 : MIN (Display minimum value of temperature range) 1 : LAST (Display Last value of parameter in CDU) 2 : MAX (Display Maximum Value of temperature range) Table 8 8.4 Humidity... -
Page 23: Out
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 40044 Alarm Low Set Alarm Type for Alarm LOW 0 : HI(High) 1 : LOW(Low) 2 : DIS(Disable) 40048 Band Set band for data logging 0 to 100 For Pa - 0.1 Pascal Resolution... - Page 24 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 40076 Memory Clear DP & RH + T Log Erase 1: Clear Log 40077 Factory Factory reset Default 1975 : Configuration reset 1976 : Calibration reset 40078 Software Version 40079 Internal Available Internal Sensor...
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Page 25: Cal
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 2 : Disable 40087 IIR Filter IIR Filter 0 to 120 Set Periodic time 40088 Periodic Time 1 to 59 Table 11 8.7 CAL 40091 Differential Differential Pressure process value Pressure PV... -
Page 26: Info
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 8.8 Info 40201 Sr No. Set Serial No 40203 DP Log Show DP Log 40205 RH+T Log Show RH+T Log 40207 Read or Write Retrieved index 40209 RH+T Read or Write Retrieved index... -
Page 27: Analog Output
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 9.3 Analog Output Parameter Parameter Description Access Point no. Type Set point 2 of Differential Pressure Integer Set point 2 of Temperature H Integer Set point 2 of Humidity H Integer... -
Page 28: Appendix
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 10. APPENDIX 10.1 Relative Humidity It is the percentage of Actual Vapor density to the saturated Vapor density of the air. %RH = (Actual Vapor density/Saturated Vapor density) * 100. 10.2 Troubleshooting If the operating display does not appear after turning on the unit’s power, follow the... -
Page 29: Buzzer & Led Status With Respect To Ahu Status
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 10.3 Buzzer & LED Status with respect to AHU Status External/Internal External LED(Visual) Status Buzzer(Audio) Status Alarm AHU Status Status Without Pressing With Pressing Without Pressing With Pressing ACK ACK Button... -
Page 30: How To Analyse Data On Wire Shark
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 Memory full only occurs when selected Log Mode Type is HOLD. When memory is full error code in status bar is 4 and buzzer will start if Log Alarm is selected Buzzer ON. -
Page 31: What Will Happen When The Communication Is Lost And It Gets Healthy After Few Hours Or Days
Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no. 00.06 As shown from figure 2 we can filter device response with syntax dnp3.src=device destination ID. Blue highlight shows data byte received from device having destination ID=3. To analyze the data follow the steps mentioned below: Click on Distributed network protocol3.0 it expands the details. - Page 32 Model: CDU-LCD Doc. Ref. no.:- mMP/om/601 Issue no.00.06 How to get Power off time of CDU? When CDU will power on it will log one sample with DATA: high display range of sensor + 1. TIME: last logged data time + periodic time saved in memory.
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