MGS-250 Manual
8 6490-9000
Revision
4
List of Tables
SECTION 1.
INTRODUCTION ........................................................................ 9
Table 1: Broadband Gas Groups and Performance (P/N 6401-0500) ................ 10
Table 2: Gas Specific Detector Measurement Performance .............................. 13
Table 3: Parts List ............................................................................................... 15
Table 4: Technical Specifications ....................................................................... 16
SECTION 3.
WIRING AND CONFIGURATION ............................................... 22
Table 5: Power Options and Terminal Block Connections ................................. 23
Table 6: Alarm Output Terminal Block Connections .......................................... 25
Table 7: Relay Output Terminal Block Connections ........................................... 26
Table 8: Modbus Network Communications Connections ................................ 27
SECTION 4.
OPERATION AND STABILIZATION ............................................ 30
Table 9: MGS-250 Behavior during Alarm Conditions ....................................... 31
Table 10: MGS-250 Behavior during a Non-Critical Fault .................................. 32
Table 11: MGS-250 Behavior during a Critical Fault .......................................... 32
SECTION 5.
CONFIGURE THE GAS DETECTOR ............................................. 33
Table 12: Button Functions ................................................................................ 33
Table 13: Parameter Numbers, Names and Descriptions .................................. 34
SECTION 7.
MODBUS COMMUNICATIONS ................................................ 49
Table 14: Analog Input Registers ....................................................................... 50
Table 15: Analog Output Registers .................................................................... 51
Table 16: Input Status Flags ............................................................................... 52
Table 17: Output Status Flags ............................................................................ 52
SECTION 8.
TROUBLESHOOTING ............................................................... 53
Table 18: Fault Codes ......................................................................................... 54
Table 19: Diagnostic Attributes .......................................................................... 55
Table 20: Other Symptoms and Possible Causes ............................................... 57
SECTION 9. REPLACEMENT PARTS AND ACCESSORIES ................................... 58
Table 21: Replacement Parts and Accessories ................................................... 58
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