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AMC-1ACOs

One Channel CO Monitor with DSI

INSTRUCTIONS

Installation and Operation of the

1ACOs One Channel CO Monitor with DSI

IMPORTANT:

Please read these installation and operating instructions completely
and carefully before starting.

Filename: 3221405B.doc

The Armstrong Monitoring Corporation

215 Colonnade Road South, Ottawa, Ontario, Canada K2E 7K3

Tel: (613) 225-9531 • Fax: (613) 225-6965 • Canada & U.S. Toll Free: 1-800-465-5777

E-mail: [email protected] • Internet: www.armstrongmonitoring.com

Содержание 1ACOs

Страница 1: ...llation and operating instructions completely and carefully before starting Filename 3221405B doc Copyright November 2012 AMC The Armstrong Monitoring Corporation 215 Colonnade Road South Ottawa Ontar...

Страница 2: ......

Страница 3: ...TION AND CALIBRATION 15 5 1 OPERATION 15 5 1 1 DIP SWITCH PROGRAMMING 15 5 1 2 ALARM RELAY PROGRAMMING 17 5 1 3 AUDIO ALARMS 17 5 1 4 GAS MONITOR INTERFACE CONFIGURATION 18 5 1 5 DSI INTERFACE CONFIGU...

Страница 4: ...onitor signal input configuration jumpers 18 FIGURE 10 DSI Layout 19 FIGURE 11 AMC 1ACOs Test Points and Trimpots 23 FIGURE 12 AMC 1ACOs Test Points and Trimpots 25 LIST OF TABLES TABLE 1 Building Aut...

Страница 5: ...ease call 1 800 465 5777 1 2 LIABILITY All AMC products must be installed and maintained according to instructions Only qualified personnel should install and maintain the equipment AMC shall have no...

Страница 6: ...77 or through contacts at www armstrongmonitoring com or through email directly at support armstrongmonitoring com 1 5 MODIFICATIONS AND SUBSTITUTIONS Due to an ongoing development program AMC reserve...

Страница 7: ...1A Gas Monitor Gas Concentration Gas Concentration is measured PPM PPM Parts Per Million 1 volume 10 000PPM Span Full range of a sensor i e a CO sensor with a full scale of 0 100 PPM has a 100 PPM sp...

Страница 8: ...ng Pressure Ambient atmospheric pressure Relative Humidity 0 95 non condensing Alarm Trip Points Signal Input Configuration Part No Serial No Type of Gas Warning Alarm Full Scale On board Ch1 91AM CO...

Страница 9: ...arm concentrations are indicated in Section 2 4 POWER TERMINAL BLOCK For line voltage connections of 120 VAC 60 Hz 5 TRANSFORMER A step down transformer powers the internal circuitry and remote sensor...

Страница 10: ...oard CO sensor signal in and a 4 20mA signal out 14 ON BOARD CO SENSOR Sensor allows local detection of CO gas 15 SIGNAL INPUT OUTPUT TERMINAL BLOCK 1 2 3 4 5 6 Allows connection to transmitter input...

Страница 11: ...R PCB 11 PROGRAMMING DIP SWITCHES 8 RELAY SETUP JUMPERS 6 INTERNAL WIRING HEADER 4 POWER TERMINAL 14 ON BOARD CO SENSOR 15 SIGNAL INPUT OUTPUT TERMINAL BLOCK 12 RELAYS BLOCK RV6 RV5 TP6 TP5 TP4 Sensor...

Страница 12: ...or water spray Install in an area where the local concentration of gas is unaffected by the presence of ventilation systems and away from sources of interference gases Mount the monitor where the uni...

Страница 13: ...th the monitor Ice Cube DPDT relays are used Two of the relays are set for different alarm conditions and the optional third relay is a Fault relay The contacts are rated for 10Amps 250VAC resistive F...

Страница 14: ...1ACOs One Channel CO Monitor with DSI 10 AC PRIMARY 120 VAC 60 Hz NEUT HOT CHASSIS GND RV6 RV5 TP6 TP5 TP4 Sensor 1 TP22 GND RV4 CHANNEL 1 SENSOR CHANNEL 1 FIGURE 4 Location of Power Supply Connectio...

Страница 15: ...conduit cable shield must be grounded at the monitor For basic selection of cable size and length between monitor and BAS it is recommended to use 20 16AWG wire on a distance no longer than 2500 4 2 3...

Страница 16: ...installation hold the sensor in such a way that the sensing area is not covered Align the sensor pins with pin sockets on the DSI and lightly push the sensor on to the DSI Sensors need to be calibrate...

Страница 17: ...4 20mA in Positive Not applicable 4 20mA signal input 4 20mA in Not applicable Chassis ground CGND Connect to shield of cable CGND Signal ground Not applicable NOTE MAXIMUM LOAD RESISTANCE IS 500 OHMS...

Страница 18: ...external power is wired through J4 while the optional additional transformer is factory installed through J2 Figure 8 shows a detail description of the VFD connector J4 When the additional transforme...

Страница 19: ...Alarms until Acknowledge Latching Relays ON Once activated warning and alarm relays remain activated latched until activation condition has been removed minimum run timer has expired and the Acknowled...

Страница 20: ...l Alarm relay may be activated as a result of fault detection on either channel see SW2 1 SW1 8 Enable One group of Relays ON Only the first group of relays Warning J2 2 and Alarm J2 3 and Fault J2 4...

Страница 21: ...mally de energized with the jumper straps identified in Table 3 WARNING and ALARM Relay Active State and shown in Figure 2 item 8 Typically the normally de energized position is employed activating th...

Страница 22: ...poses as the jumpers must be strapped as indicated in Table 5 Note V equals 22 volts TABLE 5 Signal input configuration jumper selection SENSOR 1 SENSOR 2 SIGNAL INPUT CONFIGURATION JB 8 TERMINATION J...

Страница 23: ...dip switch settings found in Table 6 Figure 10 illustrates the layout of the DSI board while Table 7 gives detailed descriptions of the dip switch settings found in Table 6 Positions shown in Bold ar...

Страница 24: ...nel This setting is dependant on the selection of an external transmitter and if the input is voltage or current driven When a external 4 20mA transmitter is employed the setting must be set for a 100...

Страница 25: ...arm off for 30 minutes If any WARNING ALARM or FAULT condition remains after 30 minutes the audio alarm will again be activated Any WARNING ALARM or FAULT condition returning to normal and then reacti...

Страница 26: ...rp at 800 465 5777 or service armstrongmonitoring com The monitor should not need re calibration when first installed and powered up but a test for correct operation is recommended after a stabilizati...

Страница 27: ...lds are adjusted to with the trimpots Valarm Calarm Cfull scale IRange Ibase Rtermination KGas Monitor 1A Where Valarm The voltage measured at the alarm test point while adjusting the alarm trimpot Ca...

Страница 28: ...2 2 AMC DSI CALIBRATION Every AMC DSI Sensor is factory calibrated so each unit should be ready for operation after installation and a 30 minute stabilization time Calibration is recommended two times...

Страница 29: ...URE 12 AMC 1ACOs Test Points and Trimpots TABLE 9 DSI board Test points use a voltmeter with greater than 100K input resistance TP Title Usage 1 VFD Provides a voltage representation of the VFD output...

Страница 30: ...Open the front cover on the AMC 1ACOs enclosure 2 Attach the multi meter as shown in Figure 12 Connect negative black lead to TP22 main board Connect positive red lead to TP4 main board To set the ze...

Страница 31: ...adjusted to full scale 10V on a partial channel scale ie 50PPM Refer to Figure 10 for DSI Layout to perform the following calibration procedure 1 Open the front cover on the AMC 1ACOs enclosure 2 Mea...

Страница 32: ...fy the audio and WARNING and ALARM relays are operational 6 3 SENSOR REPLACEMENT The sensor should be replaced when the sensor no longer adequately responds to test gas Refer to the corresponding cali...

Страница 33: ...Ensure that there are no short or open circuits in the sensor cabling Verify that there is no AC or DC voltage present on the sensor cabling prior to connecting the cabling to either the sensor or the...

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