Critical Environment Technologies CGAS-AP Installation Manual
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Critical Environment Technologies CGAS-AP Installation Manual

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Installation Manual
For Indoor
Public Spaces
Rev. A | 2019.10
CGAS-AP
CGAS-DP
&
Transmitters
www.critical-environment.com

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Summary of Contents for Critical Environment Technologies CGAS-AP

  • Page 1 Installation Manual For Indoor Public Spaces Rev. A | 2019.10 CGAS-AP CGAS-DP & Transmitters www.critical-environment.com...
  • Page 2 Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 NEED MORE INFORMATION? This is the Installation Manual for the cGas Detector models CGAS-AP and CGAS-DP for indoor public spaces. The Operation Manual can be downloaded/viewed on our website: https://www.critical-environment.com/media/download/manuals/CGAS-AP-and-...

  • Page 3: Table Of Contents

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual TABLE OF CONTENTS 1 POLICIES ......................6 1.1 Important Note ....................6 1.2 Warranty Policy ....................7 1.3 Service Policy ....................8 1.4 Copyrights ......................9 1.5 Disclaimer ......................9 1.6 Revisions ......................9 2 INTRODUCTION ...................10 2.1 General Description ..................10 2.2 Key Features ....................11...
  • Page 4 cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 6 INSTALLATION ....................24 6.1 General Safety Warnings ................24 6.2 Protection Against Electrical Risks ..............25 6.3 Mounting the Transmitter ................25 6.3.1 Wet Environment Considerations ..............6.3.2 EMI and RF Interference Considerations ............6.3.3 Mounting Height (Sensor Dependent) ............
  • Page 5 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 8 MODBUS & BACNET CONFIGURATION ............44 8.1 Changing Communication Type (Modbus®/BACnet®) in the Field ....44 8.2 Con guring Modbus® Settings ...............45 8.2.1 Change Modbus® MAC Address ............... 8.2.2 Change Baud Rate ...................

  • Page 6: Policies

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 1 POLICIES 1.1 Important Note Read and understand this manual prior to using this instrument. Carefully read the warranty policy, service policy, notices, disclaimers and revisions on the following pages. This product must be installed by a quali ed electrician or factory trained technician and according to instructions indicated in this manual.

  • Page 7: Warranty Policy

    Detector for Indoor Public Spaces - Installation Manual 1.2 Warranty Policy Critical Environment Technologies Canada Inc. (the manufacturer) warrants this gas monitoring instrument, (excluding sensors, battery packs, batteries, pumps and lters), to be free from defects in materials and workmanship for a period of two years from the date of purchase from our facility.

  • Page 8: Service Policy

    RMA number. If CETCI is to do the repair work, you may send the instrument, prepaid, to: Attention: Service Department Critical Environment Technologies Canada Inc. Unit 145, 7391 Vantage Way Delta, BC, V4G 1M3 Always include your Returned Merchandise Authorization (RMA) number, address, telephone number, contact name, shipping / billing information, and a description of the defect as you perceive it.

  • Page 9: Copyrights

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 1.4 Copyrights This manual is subject to copyright protection; all rights are reserved. Under international and domestic copyright laws, this manual may not be copied or translated, in whole or in part, in any manner or format, without the written permission of CETCI.

  • Page 10: Introduction

    Should you detect any error or omission in this manual, or should you want to inquire regarding upgrading the device’s rmware, please contact CETCI at the following address: Critical Environment Technologies Canada Inc. Unit 145, 7391 Vantage Way, Delta, BC, V4G 1M3, Canada Toll Free: +1.877.940.8741...

  • Page 11: Key Features

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual The low pro le, aesthetically pleasing enclosure is designed to reduce the noticeability of the device by the public eye. It is secured by a mounting plate that can be mounted proud of the wall or ush with the wall using a junction box.

  • Page 12: Instrument Specifications

    400 g / 14 oz Size 127.7 mm x 119 mm x 40 mm / 5.0 in x 4.7 in x 1.6 in 9 m / 29.5 ft (only available with the CGAS-AP-RD and CGAS-DP-RD Dongle Cable Length models) © 2019 All rights reserved. Data subject to change without notice.
  • Page 13 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual USER INTERFACE Display 2-line by 16 character graphic LCD Initiate calibration and menu options with internal UP, DOWN and Push Buttons ENTER push buttons Internal port for USB memory stick connection for eld USB Port con guration/ rmware upgrades Audible Alarm...
  • Page 14 1 rev 14) RS-485 Stop bits: 1 Data bits: 8 Analog Output One linear 4 - 20 mA output (CGAS-AP models) Relay (Option - RLY) One SPDT dry contact, rated 30 volts, 2 amps max Available with CO or CO gas con gurations...
  • Page 15 Altitude below 2,000 m CERTIFICATION Model: CGAS-DP-XXX S/N: CGASDP1909A0010 Model: CGAS-AP-XXX S/N: CGASAP1909A0010 Rating: 16-30 VDC, 3W, Class 2 12-27 VAC, 50-60 Hz, 3VA, Class 2 CERTIFIED FOR ELECTRIC SHOCK & ELECTRICAL FIRE HAZARD ONLY. LA CERTIFICATION ACNOR COUVRE UNIQUEMENT LES RISQUES DE CHOC ELECTRIQUE ET D’INCENDIE D’ORIGINE ELECTRIQUE.

  • Page 16: Enclosure Dimensions

    0 - 5% vol ± 8 years Electrochemical Carbon CGAS-AP-LCO 0 - 200 ppm ± 6 years Monoxide (CO) Solid State R410A Refrigerant CGAS-AP-SR410A * 0 -2,000 ppm ± 5 years (internal) © 2019 All rights reserved. Data subject to change without notice.

  • Page 17: Digital - Single Channel Gas Sensors

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual Solid State R410A Refrigerant CGAS-AP-RD + 0 -2,000 ppm ± 5 years (remote dongle) ESH-B-SR410A * CGAS-AP-PM PM2.5 Particulate sensor 2.5 μg/m 4.2 Digital - Single Channel Sensors...

  • Page 18: Digital - Dual Channel Gas Sensors

    For analog CGAS-AP models with an internal gas sensor and the optional RH & Temperature sensor, the analog output default is the gas reading. Because the CGAS-AP is a single channel device (it has only one analog output), the RH and temperature readings are for display purposes only; there is no current output or signal back to a controller or BAS/DDC for RH or temperature readings.

  • Page 19: Instrument Features

    LCD Display Œ Display Allows gas di usion into sensor • Sensor Vents Remote refrigerant sensor for hotel Remote Dongle Ž applications (for CGAS-AP-RD and (ex. ESH-B-SR410A) CGAS-DP-RD models only) © 2019 All rights reserved. Data subject to change without notice.

  • Page 20: Analog - Interior System Layout

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 5.2 Analog - Interior System Layout • Œ • • ‘ ’ Front Side of Circuit Board “ Œ Ž • ” ” • ’ • ” Back Side of Circuit Board “...
  • Page 21 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual NUMBER FEATURE FUNCTION Screws hold hinges together, fastened from the back Œ Hinge Assembly of the enclosure Pluggable terminal for 3-wire power and analog • Wiring Terminal signal output Ž...

  • Page 22: Digital - Interior System Layout

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 5.3 Digital - Interior System Layout • Œ • • ‘ ’ Front Side of Circuit Board “ Œ Ž • ” ” • ’ • ” Back Side of Circuit Board “...
  • Page 23 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual NUMBER FEATURE FUNCTION Screws hold hinges together, fastened from the back Œ Hinge Assembly of the enclosure Pluggable terminal for 4-wire daisy chain power and • Wiring Terminal digital signal output Ž...

  • Page 24: Installation

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 6 INSTALLATION The sensor(s) in the cGas Detector go through a burn in period at our factory prior to shipping so it is ready for operation upon arrival. When installing the cGas Detector for the rst time, the sensor may require a long warm up time (approximately 48 hours) to stabilize and provide accurate readings.

  • Page 25: Protection Against Electrical Risks

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual of the internal and/or remote sensors. Care should be taken to ensure that water or dust does not enter the enclosure and physically damage the circuit board or internal components. There are no serviceable elements other than the calibration instructions outlined in this manual.

  • Page 26: Emi And Rf Interference Considerations

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 6.3.2 EMI and RF Interference Considerations All electronic devices are susceptible to EMI (Electromagnetic Interference) and RFI (Radio Frequency Interference). Our detectors have been designed to reduce the e ects of these interferences and we meet CSA FCC and CE requirements for these type of devices.

  • Page 27: Enclosure Mounting Components

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 6.4 Enclosure Mounting Components 6.4.1 Enclosure Base • Œ • • ‘ Œ • Ž NUMBER FEATURE Holes for the screws to hold hinges together, secured from the back of Œ...

  • Page 28: Enclosure Bottom

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 Slots for the circuit board harness tabs to slide into, secure with the ‘ • singular screw (see 6.4.2 Enclosure Bottom Œ NUMBER FEATURE Sensor shroud with small barb hose tting to attach to standard or Œ...
  • Page 29 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual by RPS-24VDC Remote Power Supply devices. In an analog con guration, a dedicated 4-20 mA signal wire is connected to each transmitter and only the ground and power wires are daisy chained.

  • Page 30: Analog Wire Gauge Vs Run Length

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 6.5.2 Analog Wire Gauge vs Run Length The table below shows the maximum cable length between the cGas Detector and the controller for normal installations (a separate signal line from the controller for each cGas Detector is required). MAXIMUM LOAD MAXIMUM CABLE SUPPLY VOLTAGE...

  • Page 31: Digital Wire Wiring Connections

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 6.5.3 Digital Wiring Connections All communications (network) wiring must be in shielded cabling. Wire shielding must be connected together at each device and taped o so it cannot cause a short on the circuit board when the door is closed.
  • Page 32 cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 Wiring Example: 4-Wire VDC If the cGas Detector is being connected to a QCC or FCS the supply voltage will either be supplied by the QCC or FCS and any additional power requirements of the system will be supplied by RPS-24VDC Remote Power Supply devices.

  • Page 33: Digital Wire Gauge Vs Run Length

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 6.5.4 Digital Wire Gauge vs Run Length It is important to use the appropriate gauge of wire for the required length of the run to ensure su cient available voltage, noise reduction, dissipation of heat, and overall optimum performance along the entire wire run.

  • Page 34: Wiring The Remote (Dongle) Sensor To The Remote 5V Smart Sensor Board

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 6.5.5 Wiring the Remote (Dongle) Refrigerant Sensor to the Remote 5V Smart Sensor Board The refrigerant sensor is socketed into a conduit tting that is connected to a 9 m / 29.5 ft length of cable.

  • Page 35: Basic System Operation

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 7 BASIC SYSTEM OPERATION The cGas Detector continuously monitors target gas concentrations on one or two con gured channels. It must be connected to a controller, control panel or BAS / BMS / DDC system; the cGas Detector is not a standalone gas detection system.

  • Page 36: Accessing The Menu With Passcodes

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 ENTER begins a process or moves you to the next screen in the same menu. The UP or DOWN buttons are used to enter characters/numbers and to navigate to the next menu item.
  • Page 37 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual CODE NAME DESCRIPTION • Test Digital Output 0001 Test Menu • Test Analog Output • Test Relay * If con gure as a Modbus® device • Comm Type •...

  • Page 38: Change Units

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 • Selected Channel • Set Calibration Gas • Calibrate Zero • Calibrate Span • Set Analog Output Mode • Set Analog Output Priority 3032 Calibrate Menu • Calibrate Analog Output •...

  • Page 39: Temperature And/Or Relative Humidity O Set

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual Press ENTER to access the Calibrate Menu. Calibrate Menu Press Enter In the Selected Channel menu, if Temperature is not displayed, press ENTER and use the UP button to scroll to nd Temperature.

  • Page 40: Test Functions

    7.6 Test Functions 7.6.1 Test Analog Output For analog cGas Detector models (CGAS-AP), you can send a predetermined analog signal to the DDC or BAS to test that the correct signal is being sent out and the con gured outcome occurs (ie.

  • Page 41: Test Digital Output

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual Enter Password 0001 Press ENTER to access the Test Menu. Test Menu Press Enter In the Test AO menu, the default entry is 4 mA. Press ENTER. Test AO 4.0 mA Enter the preferred output value between 0 and 30 mA by using the UP, DOWN and ENTER buttons,...
  • Page 42 cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 Press ENTER to access the Test Menu. Test Menu Press Enter In the Selected Channel menu, con rm the correct channel is showing. Selected Channel If you want to choose a di erent channel, press ENTER and use the UP button to scroll to the next value.

  • Page 43: Test Relay

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 7.6.3 Test Relay (models with Option -RLY installed) NOTE: Before testing the relay, notify the appropriate people so unnecessary distress or response is not caused by activating fans or equipment or inadvertantly calling the re department or other emergency response team.

  • Page 44: Modbus & Bacnet Configuration

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 8 MODBUS & BACNET CONFIGURATION The digital cGas Detector models (CGAS-DP) can be changed from Modbus® to BACnet® or vice versa in the eld. 8.1 Changing Communication Type (Modbus®/ BACnet®) in the Field When the communication type is changed, the device will reset, which will brie y interrupt communications on the network it is connected to.

  • Page 45: Con Guring Modbus® Settings

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual 8.2 Con guring Modbus® Settings If a complete system (controller with digital transmitters and peripherals) is ordered from the factory, it will be shipped precon gured with the appropriate Modbus® settings. Factory Default Modbus®...

  • Page 46: Change Baud Rate

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 The Comm Type displayed should be MODBUS. Press the UP button until you see Comm MAC. Comm Type Comm MAC MODBUS Press ENTER. Use the UP or DOWN buttons to change the numeric value. Move to the next digit by pressing ENTER.

  • Page 47: Modbus® Holding Registers

    Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual Select the preferred baud rate by pressing ENTER to save and Exit. 8.2.3 Modbus® Holding Registers If you have speci c requirements, have any questions or require clari cation about the Modbus® holding registers, please contact CETCI for assistance.

  • Page 48: Change Bacnet® Baud Rate

    cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 (or Base ID) followed by the device’s MAC address. CETCI’s Vendor ID is 270. If the device’s MAC ID is 100, then the Instance ID would be 270100. From the main display, press ENTER.

  • Page 49: Bacnet® Pics Information

    Select the preferred baud rate by pressing ENTER to save. 8.3.4 BACnet® PICS Information Critical Environment Technologies Canada Inc. (CETCI) has been granted the BACnet® Testing Laboratories (BTL) certi cation for the CGAS Detector Family upon passing the BTL requirements for the BACnet®...
  • Page 50 cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 The CGAS Detector product line is a group of customizable two channel gas detectors featuring a range a possible gases and options. The various gases are added to the device using plug and play “smart sensor”...
  • Page 51 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual Standard Object Types Supported: An object type is supported if it may be present in the device. For each standard Object Type supported provide the following data: 1.
  • Page 52 cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 Device Object Property Conf Code Implementation Object_Identi er Object_Name Object_Type R/O=”device” System_Status R/O=”operational” Vendor_Name Vendor_Identi er Model_Name Firmware_Revision Application_Software_Version Location Protocol_Version R/O=1 Protocol_Revision R/O=14 Protocol_Services_Supported Protocol_Object_Types_Supported Object_List Max_APDU_Length_Accepted R/O=480 Segmentation_Supported...
  • Page 53 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual Analog Input Property Conf Code Implementation Object_Identi er Object_Name Object_Type R/O=”analog input” Present_Value Status_Flags Event_State R/O=”normal” Out_Of_Service R/O=FALSE Units Property_List Description Analog Output Property Conf Code Implementation Object_Identi er Object_Name Object_Type...
  • Page 54 cGas Detector for Indoor Public Spaces - Installation Manual Rev. A | 2019.10 Binary Output Property Conf Code Implementation Object_Identi er Object_Name Object_Type R/O=”binary-output” Present_Value Status_Flags R/O=”all normal” Event_State R/O=”normal” Out_Of_Service R/O=FALSE Polarity Priority_Array Relinquish_Default Description Data Link Layer Options: BACnet®...
  • Page 55 Rev. A | 2019.10 cGas Detector for Indoor Public Spaces - Installation Manual Networking Options: Router, Clause 6 - List all routing con gurations, e.g., ARCNET-Ethernet, Ethernet-MS/TP, etc. Annex H, BACnet Tunneling Router over IP BACnet®/IP Broadcast Management Device (BBMD) Does the BBMD support registrations by Foreign Devices? Yes RNo Character Sets Supported:...
  • Page 56 Critical Environment Technologies Canada Inc. Unit 145, 7391 Vantage Way, Delta, BC, V4G 1M3, Canada Toll Free: +1.877.940.8741 Tel: +1.604.940.8741 Fax: +1.604.940.8745 www.critical-environment.com CGAS-AP-DP-20191023-Rev-A-Installation © 2019 Critical Environment Technologies Canada Inc. All rights reserved. Data in this publication may change without notice.

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