MVR-300™ Refrigerant Gas Detector
P/N: 6203-9000 Version 1
13
Switch
Function
Options and Descriptions
Positions
1
Restart
Off = Normal Operation (default)
On = Restart MVR-300 (must return switch to OFF
position)
2, 3
Alarm ON
Delay
Off, Off = No delay (default)
Off, On = 5 minute delay
On, Off = 10 minute delay
On, On = 15 minute delay
4
Failsafe Relay
Selection
Off = Normal Relay Operation (default)
On = Failsafe Relay Operation
5
Relay 2 Fault
Indication
Off = High Alarm or Fault (default)
On = High Alarm Only
6
Alarm
Latching
Off = Alarms automatically reset (default)
On = Alarms latch and require manual reset
7
Buzzer
Disable
Off = Buzzer enabled (default)
On = Buzzer disabled
8
Reset
Detector
Settings to
Factory
Default Values
Off = Normal operation
On = Used in reset procedure for resetting Modbus
registers to their factory default values (see section
4.3.2 on page 21 for reset information and section 8.9
on page 36 for Modbus registers and default values).
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