Bacharach AGM300 manual Zone Data Register 0x12xxh R/W 78 bytes, Variable Type Length Description

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Zone Data

Register 0x12xxh R/W 78 bytes

Each zone for an AGM300 has a separate Zone data structure that is 78 bytes long. The zone number is the low order byte in the register address (i.e., Zone 1 data register = 0x1201h)

Variable

Type

Length

Description

 

 

 

 

 

Location

C

13 bytes

13 byte array, Alpha Numeric Description or Name of Zone

 

 

 

 

Flow OK

UC

1 byte

Status of Flow check. Value of 1 indicates flow check is

 

 

 

good. DO NOT MODIFY

 

 

 

 

 

 

Refrig. Type

UC

1 byte

See note 1 Below (DEFAULT = R134a)

 

 

 

 

 

 

Distance

UI

2 bytes

Zone Tubing Length (in feet) (DEFAULT = 100 feet)

 

 

 

 

 

 

Zone Temp

I

2 bytes

Avg temp at zone (degrees C) (DEFAULT = 25°C)

 

 

 

 

 

Concentration

Float

4 bytes

Last Measured concentrations (uM/L) DO NOT MODIFY

 

 

 

 

Concentration2

Float

4 bytes

Last Measured concentration (PPM) DO NOT MODIFY

 

 

 

 

Alarm Ack

UC

1 bytes

Set value to 1 to acknowledge Alarm. NOTE: AGM300 will

 

 

 

reset this byte to 0 when the Alarm byte (below) is = 0 and

 

 

 

zone in alarm is sampled. If the alarm condition/byte

 

 

 

increases (leak>>spill or spill>>evac) the AGM300 will also

 

 

 

reset this byte to 0

 

 

 

 

 

 

Alarm

UC

1 bytes

Alarm Status; 0 = no alarm, 1 = leak; 2 = spill;

3 =

 

 

 

evac.

 

 

 

 

 

Leak Level

UI

2 bytes

Level to trigger a leak alarm (in PPM) (DEFAULT = 100)

 

 

 

 

Spill Level

UI

2 bytes

Level to trigger a spill alarm (in PPM) (DEFAULT = 300)

 

 

 

 

Evac Level

UI

2 bytes

Level to trigger a evacuate alarm (in PPM) (DEFAULT =

 

 

 

500)

 

 

 

 

 

 

Peak PPM

UI

2 bytes

Highest Recorded PPM in zone

 

 

 

 

 

 

Peak Time

TIM

13 bytes

Date an time of highest peak (see note 2 for format)

 

 

 

 

 

 

Alarm Time

TIM

13 bytes

Date and time of last alarm (see note 2 for format)

 

 

 

 

 

 

Not Used

 

13 bytes

 

 

 

 

 

 

Log Interval

UI

2 bytes

Number of minutes between Log entries (DEFAULT =

 

 

 

1440)

 

 

 

 

 

 

NOTE 1: Refrigerant Types Defined from 00h to 20h in the following order : 00h=R11, 01h=R12, 02h=R22, 03h=R23, 04h=R113, 05h=R114, 06h=R123, 07h=R124, 08h=R134a, 09h=R401a, 0Ah=R402a, 0Bh=R402b, 0Ch=R404a, 0Dh=R407a, 0Eh=R407c, 0Fh=R409a, 10h=R410a, 11h=R500, 12h=R502, 13h=R503, 14h=R507, 15h=R508b, 16h=H1301, 17h=R408a, 18h=Future2, 19h=Future3, 1Ah=Future4, 1Bh=Future5, 1Ch=Future6, 1Dh=Future7, 1Eh=New1, 1Fh=New2, 20h=New3

NOTE 2: Time Structure Format consists of 13 unsigned character types. They are 1 second digit, 10 second digit, 1 minute digit, 10 minute digit, 1 hour digit, 10 hour digit, 1 day digit, 10 day digit, 1 month digit, 10 month digit, 1 year digit, 10 year digit, last byte is unused.

Instruction 3015-4275

73

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Contents Rev May AGM300 / ADM800 Ammonia Gas Monitoring SystemInstruction Table of Contents How to Use This Manual IntroductionPlease Read this Manual Carefully Before Use Safety Precautions Installation Category Hazard Symbols on MonitorCleaning Altitude LimitGeneral Description Functional OverviewCommunication Options Suggested Location of Sampling PointsMachine Room ChillerLED Standard Accessories for a 4 Point SystemAGM300 Installation Considerations Locating the MonitorInspection AGM300 Mounting Instructions InstallationScrew Locations AGM300 Mounting SpecsOverview AGM300 Connecting Air LinesAGM300 Side View Inlet / Purge PortsConnecting Exhaust Line Connecting Purge LineConnecting Sample Intake Lines Tubing ConsiderationsAGM300 Interior Schematic Switches / Fuses Do not Apply PowerON/OFF / OUTVAC Installation AGM300 Electrical WiringAGM300 AC Input Power and Ground Connections RS-485 Connector AGM300 Connecting Communication DevicesAmmonia Display Module ADM800 Connection Integrating with Building Management SystemsChanging Terminator Settings Personal Computer Refer to AGM300 PC Software SectionOUT Connecting to a Building Management System Multiple AGM’sRS-485 Connections Between AGM300’s AGM300 PC Software Programming the AGM300 Using PC SoftwareMultiple AGM300’s Connected to a Building Management System Unit Node Terminator Outout Building Management SystemTo Open a Saved Program Saving the AGM300 Program to a Disk or DriveTo Send a Saved Program to an AGM300 Trend DataSealevel SYSTEMS, INC USB Type LaptopsAGM300 Current Loop Interfaces Current Loop ConnectorOptional 4-20 mAdc Outputs ConnectionAGM300 Relay Connector AGM300 Connecting External AlarmsTypical AGM300 Relay 1 and Relay 2 Wiring Leak Spill Evacuate FaultADM800 Oblique Photo ADM800 InstallationADM800 Installation Considerations ADM800 Mounting Specs ADM800 Mounting InstructionsFront Panel Chassis ADM800 Interior SchematicTo Host To MonitorsADM800 Electrical Wiring ADM800 AC Input Power and Ground Connections ADM800 Communication Connections AGM300 NetworkIntegration with Building Management System To Monitor Changing Terminator Switch SettingsADM800 Relay Connector ADM800 Connecting External AlarmsADM800 Operation ADM800 Exterior SchematicADM800 Overview System Screen ADM800 Screen DisplaysSetup Parameters Password ProtectionADM800 System Programming ADM800 Setup Programming Setting the ClockClock Setup Screen Contrast Navigating to the 1st ADM Setup ScreenNumber of AGM Units AGM Baud RatePassword Audible AlarmEnabling Building Management System Connection Building Management System Stop BitsSetting Relay Parameters Navigating to the 2nd ADM Setup ScreenADM Setup Screen #2 AGM Node AddressNavigating to the 1st and then 2nd AGM Setup Screen AGM300 Setup ProgrammingScreen #1 AGM Setup Screen #1 AGM Setup Screen #2Alarm Ack Mode Number of Zones InstalledLocation Zone Hold TimeLoop 2 Factor Re-Zero ModeAuto Zone ChangeNavigating to the 3rd AGM Setup Screen Service TimeoutAGM Setup #3 Screen Navigating to the 1st Zone Setup Screen ADM800 Zone Setup ProgrammingZone Setup Screen #1 DistanceNavigating To the 2nd Zone Setup Screen Average TemperatureCurrent PPM Log IntervalRe-Setting the Peak PPM Value Spill LevelEvacuation Level Functional Overview General OperationWorking with the Zone Screen Zone ScreenZone Screen Alarm Mode Zone Screen Hold ModeFault Conditions Working with the System Screen System Screen Alarm ModeAlarm Log Screen AGM Setup #1 ScreenSystem Screen Fault Mode Working with Alarms Responding To AlarmsAlarm Summary Screen Alarm Detail Screen Alarm Detail ScreenAlarm Summary Screen Acknowledge Mode Acknowledging AlarmsOverview Log Interval Working with the Trend ScreenNavigating To the Trend Screen Trend ScreenWorking with System Faults Navigating to the Fault ScreenFault Screen Critical Faults Reset to Factory Default SettingsClearing System Faults Viewing Fault LogFault Log Screen Working with the Calibration Screen Adjusting Calibration FactorNavigating to the Calibration Screen Calibration ScreenCalibration Procedure Navigating to the Diagnostic Screen Working with the Diagnostic ScreenDiagnostic Screen Overview Diagnostic ScreenInstruction System Screen Service Mode Service ModeInstruction Appendix Servicing Inline Filter AGM300 / ADM800 MaintenanceServicing Air Lines Replacing FusesOptional Accessories Intake ManifoldsMA Interface Board ADM800 Logic Diagram Modbus RTU Protocol RS-485 Communication ProtocolProtocol Details AGM300 Modbus RTU OperationKey Comm Protocol Parameters Modbus Mode RTU onlyData Type Abbreviations Summary of RegistersRegister Name Number Type Description TIMUnused TIM REVUnused Minutes RS-485BAUDMode. do not Modify use zone hold register or Service mode register to change this parameterMSB LSBZone Data Register 0x12xxh R/W 78 bytes Variable Type Length DescriptionGood. do not Modify Instruction Instruction Stpppm To Release the Zone Hold Use the Following Sequence of Steps Fault Log Register Register 0x1900, 0x1901h Bytes Instruction Point to current reading Time record for each of the 100 log points. The formatLast 100 log points 2 byes per point Warranty and Service WarrantyService Return Procedure Products Covered under Warranty and Service PolicyField Repair AGM300 Specifications ADM800 Specifications Instruction Headquarters Hunt Valley Circle, New Kensington, PA

AGM300, ADM800 specifications

The Bacharach ADM 800 and AGM 300 are advanced analyzers designed for efficient monitoring and detection of gases in various applications. Known for their reliability and accuracy, these instruments cater to commercial and industrial sectors, ensuring safety and compliance with environmental regulations.

The Bacharach ADM 800 is a portable gas detection device renowned for its ability to detect multiple refrigerants. With a user-friendly interface, it features a high-resolution display that provides real-time data on refrigerant concentrations, allowing technicians to quickly identify leaks during maintenance operations. One of its standout technologies is a highly sensitive thermal conductivity sensor, which enables the ADM 800 to differentiate between various hydrocarbon refrigerants with precision.

Equipped with data logging capabilities, the ADM 800 can store and retrieve measurement data, making it an invaluable tool for tracking refrigerant trends over time. The device supports USB connectivity for easy transfer of data to computers, facilitating detailed reporting and analysis. Its robust design incorporates a protective casing that ensures durability in challenging work environments, making it ideal for both field use and stationary applications.

On the other hand, the Bacharach AGM 300 is specifically crafted for continuous gas monitoring in HVAC systems. This stationary device excels in measuring concentrations of gases such as CO, CO2, and various refrigerants, ensuring optimal performance and compliance. The AGM 300 uses advanced electrochemical sensors for precise gas measurements, providing real-time feedback and alerting users to any hazardous conditions.

One of the notable features of the AGM 300 is its ability to integrate seamlessly with building management systems, enabling centralized control and monitoring of gas levels across multiple locations. This connectivity enhances the safety of industrial and commercial spaces by allowing for automated responses to detected gas levels, which can significantly mitigate risks associated with gas leaks.

Both models emphasize user-centric design, with intuitive interfaces and clear displays, making them accessible even to those with minimal training. Additionally, their low maintenance requirements and long sensor life contribute to reduced operational costs.

In conclusion, the Bacharach ADM 800 and AGM 300 are exemplary solutions for gas detection and monitoring. Their advanced technologies, robust features, and user-friendly designs make them indispensable for ensuring safety and regulatory compliance in various environments.
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