MSR PolyGard 2 MSC2 User Manual (English)

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P E R F E C T S O L U T I O N S I N G A S A L A R M S Y S T E M S

www.m s r - e l e c t r o n i c . d e

MSR-Electronic GmbH ::: Würdinger Str. 27 + 27A ::: 94060 Pocking

::: Germany

Specifications subject to change without notice

PolyGard® is a registered trademark of MSR-Electronic GmbH

PolyGard®2 MSC2

Multi Sensor Controller

Datasheet and User Manual

Version 6.2 2015 eng.

Specifications subject to change without notice.

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MSR PolyGard 2 MSC2 Specifications

General

Brand	MSR
Model	PolyGard 2 MSC2
Category	Controller
Language	English

Summary

MSC2- Multi Sensor Controller for Toxic and Combustible Gases, Refrigerants and Oxygen

FEATURES

Lists internal monitoring, SIL2 compliance, ease of maintenance, modularity, protection, relays, outputs, inputs, alarms, housing types, status LED, buzzer, and power options.

ORDERING INFORMATION

ELECTRICAL CONNECTION 90-240 V AC / 24 V DC 5 VA

Details the electrical connection for the 90-240V AC / 24V DC 5VA power supply variant.

ELECTRICAL CONNECTION 90-240 V AC / 24 V DC 15 VA

FUNCTION OUTPUTS

Details the reaction of relays and LED for different gas signal conditions and fault states.

MOUNTING / ELECTRICAL CONNECTION

Mounting Controller

Illustrates mounting points and considerations for installation height and cable entry.

Wiring

Details technical requirements, recommended cable types, and connection methods.

COMMISSIONING

Selection Gas Type with Unit

Explains the process of selecting and configuring the gas sensor type and its associated measurement unit.

Gas Type Table

CONFIGURATION AND PARAMETER CARDS

Configuration Card Alarm Relays / Signal Outputs

Configuration Card SC2 devices (digital measuring points)

Configuration Card MC2 (analog measuring points)

FUNCTIONAL TEST (FOR INITIAL OPERATION AND MAINTENANCE)

ZERO-POINT TEST WITH FRESH OUTDOOR AIR

TRIP TEST WITH REFERENCE GAS

Details the trip test using reference gas to verify alarm outputs and system responses.

CALIBRATION

Explains sensor calibration, factory calibration, recalibration intervals, and replacement criteria.

MSR PolyGard 2 MSC2 User Manual

Table of Contents