ZG01 CO2 Module User Manual
Contents
1. 2 Features of Design Zy Aura a world class leader and supplier of IR sensor technology and temperature measurement devices is pleased to introduce a new CO2 monitor for use in scientific commercial and consumer applications The ZGOl is a new and low cost carbon dioxide monitor implementing IR SoC technology it can accurately detect carbon dioxide levels between O to 3000 ppm This gas monitor is suitably fit for applications in Indoor Air Quality IAQ HVAC safety and other industries http www ZyAura com REV 12 07 2012 EE ZG01 CO2 Module 3 Specification Measurement Method Sample Method Measurement Range Operating TempRange Storage Range Temperature Dependence Accuracy CO2 Accuracy Ambient Temperature Accuracy Temp Response Time Pressure Dependence Repeatability Resolution BOutputs Output Interface Digital Output OC Open Collector Output EPower Supply AC DC Supply EWarm Up amp Response Response Time R1 63 Rise Time Warm Up Time CO2 Update Period Warm Up Time Ambient Temp Dimension Weight http www ZyAura com ZyAura Monitor the invisible NDIR Diffusion or flow through 50 200ml min 0 3000ppm 0 3 32 to 122 F 0 50 C 0 95 RH non condensing 20 60C 95 RH Typ 0 2 of reading per C or 2 ppm per C whichever is greater referenced to 25 C 50ppm or 5 of reading 2 F 1 C When the fan blows to the device directly the accuracy of temperature i2. ZG01 CO2 Module ZyA pb ZG I CO2 Module User Manual http www ZyAura com REV 12 07 2012 ZyAura ZG01 CO2 Module Monitor the invisible 0000000 en Contents 1 GENERAL DESCRIPTION PR I EN 3 EDITION 5 7 224 I ea Eee en I ee nD I 3 ZFES F RS OFDESIEN oenn 3 SSPECIKITE NS TION 2er RU 4 PIN ASSIGNMENT OF ZEN EP ans nee een 5 SERBATL OUTPUT Re TU RS ER 6 EI TI SE DO ae de een 6 PE 0 BIS EO 2 gt ne NENNE AEO EAA 7 LEO MOI ON M SS 00 re er A E Eee are 5 INTERFACE DEMO BOARD ZGHUB ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccsces 9 6 ZG VIEW INTERFACE PROGRAM FOR PC sessessossssessocsessessossosesseseosessessessosessessessosessessessosesssssessosessessessossssesse 11 http www ZyAura com REV 12 07 2012 ZyAura ZG01 CO2 Module Monitor the invisible Te Fe 1 General Description This document describes the user guide of ZGO Series ZG01 Edition 12 07 2012 Copyright All right reserved Reproduction in any manner in whole or in part is straightly prohibited without written permission of ZyAura com This information contained in this document is subject to change without notice Limited Warranty This data sheet contains information specific to products manufactured at the time of its publication Contents herein do not constitute a warranty Trademark Acknowledgements All trademarks are the property of their respective owners
3. ZGViewl41 MaxCO2 ppm MinCO2 ppm Serial Number f 469 598 Clear 0344 4F86 Fig7 ZGview Window http www ZyAura com REV 12 07 2012
4. e item code of Object temperature Data MSB 25h LSB 50h Real Ambient Temperature Value 25 50degC Sum CheckSum 42h 25h 50h B7H Only Low Byte CR ODh gt Carriage Return means End of Message http www ZyAura com REV 12 07 2012 ZyAura ZG01 CO2 Module Monitor the invisible 50 os 54 aa lop Item 50h gt P the item code of C02 concentration Data MSB 06h LSB 54h Real C02 concentration 654ppm Sum CheckSum 50h 06h 54h AAH Only Low Byte CR ODh Carriage Return means End of Message 5 Interface Demo Board ZGhub General Description ZGhub is an Interface box with LCD for ZGOmseries This Box can work as an interface between the CO2 monitor module and PC See Fig 5 ZGhub has a 2 column character type LCD Display it can also work without the PC The Hub will show CO2 amp Tamb data from the ZGOm continuously C02 module Interface Demo Board Hub PC running a ZG01 Vcc Data program CO2 750ppm Tamb 19 8C Power 6V Clock GND Power Hub Reset O O OC Reset Fig4 Typical Application of ZGhub Model No ZGhub http www ZyAura com REV 12 07 2012 ZyAura ZG01 CO2 Module Monitor the invisible 2 1 OC Pin A is an alarm level When CO2 gt alarm level OC pin will be pulled at low level When CO2 lt alarm level hysteresis level OC pin will at the level of suspended Notes By OC Pin A Control terminal current IC lt 0 2A Vce lt 24VDC Reset Pin Hardware Rese
5. s 1 5 C 20 30 minutes case must equilibrate with environment 0 13 of reading per mm Hg 20ppm Ippm 6pin Vertical Connector Space 2 54mm CO2 amp Tamb in ZyAura Protocol Fixed setpoint factory set at 1000 ppm 50 ppm hysteresis SVDC supply 5 Ripple and Noise mVp p 200 About 2min lt 60 sec 7 sec 20 30min 119x28x13 2mm 4 68x1 10x0 52 inch 49g 1 73 oz without attachment REV 12 07 2012 ZyAura ZG01 CO2 Module Monitor the invisible D Pin Assignment of ZG01 Warning The Dimension in this drawing is for reference only V Vdd G GND D Data Serial Data C Clock Serial Clock A Open collector output R Reset Air Hole with Filter _PCB Hole for Screw Fig1 The Module External Drawing http www ZyAura com REV 12 07 2012 ZyAura ZG01 CO2 Module Monitor the invisible a 4 Serial Output 4 1 Typical Diagram TTL ZGO1 Interfac MCU Reset Clock Data GND RS 232 or other Fig2 Typical Diagram ZGO1 to TTL Interface MCU V Vcc D Data C Clock 2KHz G GND A Open Collector Reset Restart the device The voltage specifications of timing SPIr SPIr of ZGO1 can compatible with 3 3Vdc CMOS Data Clock Reset Pin ViH gt 2 0Vdc ViL lt 0 8Vdc VoH gt 2 4Vdc Rload lt 0 5mA VoL lt 0 8Vdc Rload lt 0 5mA Clock Pin is high when there is no data out the time out is gt 2ms 1 The function of resetting the pin is that when user s MCU cannot recei
6. t 1 Outer SVDC Power supply Relay coil Application CKT AC Power DC Power 110 220VAC SW60OHz Balay SEST Kanal Open Recommend Omron X GSNEB LA E SVDOC or GISE LA IVDC User Application Reference CKT We recommend outer VDC Power supply relay coil s VOD Must ensure that VOD m Relay is pot commact VOC m 20 Fig6 The recommended circuit of OC controller Please note 1 When ZGhub is connected with ZG01 please confirm the connection sequence of pin and pin before connect to power otherwise it may damage ZG01 2 ZGO1 sample is with LCD display it is convenient for debug but actual mass production is without it 3 ZG01 on the Demonstrates drawing is be powered by HUB http www ZyAura com REV 12 07 2012 EE ZyAura ZG01 CO2 Module Monitor the invisible a 6 ZGview Interface Program for PC Program ZGview A Free version for demonstration can be downloading at http www zyaura com support default asp Running under Window operating system Must be used accompanied with ZGhub This program will show the curve of CO2 ppm Tamb degC continuously Modification of the setting such as Alarm Level EIC F rulas mm Choose Po _Heip Scan Port z ECS VIEW Current Alarm lewel 4 on 1000 0 ao Current CO2 ppm 750 u 773 700 ia 550 x Current Tempf C 280 2011 011 711444180 2011 01 17 14 46 24 20101171 2011 01 17 14 52 44 Version
7. ve data of ZGOI normally then user can restart ZGO1 by controlling Reset Pin s electrical level to receive the data again 2 Reset Pin Pulling low level until 100ms lt 0 8Vdc then pull high level gt 2 0Vdc user can restart ZGO1 http www ZyAura com REV 12 07 2012 ZyAura ZG01 CO2 Module Monitor the invisible 4 2 Timing of SPIr CLOCK DATA mL KK K A A no pK LX 500us Byte 0 Byte Message format Co 20ms Frame Interval Fig3 Timing of SPI http www ZyAura com REV 12 07 2012 EE ZyAura ZG01 CO2 Module Monitor the invisible D 4 2 1 Format of Message Tense ss er Item B 42h Tobj Temperature of Obj MSB 8 bit Data Msb LSB 8 bit Data Lsb Sum Item MSB LSB SUM CR ODh End of the message There are 2 kinds of SPIr output format Hex or BCD default format Below is Hex format output Co2 Output MILIEU Item 50h P the item code of C02 concentration Data MSB 02h LSB 58h Real C02 concentration 600ppm Sum CheckSum 50h 02h 58h AAH Only Low Byte HexToDec 0258H 600 CR ODh gt Carriage Return means End of Message Temp Output C ER Item 50h B the item code of Temp concentration Data MSB 12h LSB 82h Real Temp value is 23 C HexToDec 1282H 4738 4738 16 273 15 23 Sum CheckSum 42h 12h 82h D6H Only Low Byte CR ODh gt Carriage Return means End of Message Below is BCD format output 42 2s so pr fp Item 42h P th
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