Detcon FP-624C Manuel d'utilisateur télécharger pdf (Page 22)

This is the trip point for the first alarm.

High Byte Low Byte

40004 Alarm 2 Setpoint

This is the trip point for the second alarm.

High Byte Low Byte

40005 Status Bits Status Bits

High Byte

Bit 7 Not used, always 0

Bit 6 Not used, always 0

Bit 5 Not used, always 0

Bit 4 Not used, always 0

Bit 3 1-Unit is in calibration 0-Normal operation

Bit 2 1-Alarm 2 is ascending 0-Alarm 2 is descending

Bit 1 1-Alarm 2 is normally energized 0-Alarm 2 is normally de-energized

Bit 0 1-Alarm 2 is latching 0-Alarm 2 is non-latching

Low Byte

Bit 7 1-Alarm 2 Relay is energized 0-Alarm 2 Relay is not energized

Bit 6 1-Alarm 1 is ascending 0-Alarm 1 is descending

Bit 5 1-Alarm 1 is normally energized 0-Alarm 1 is normally de-energized

Bit 4 1-Alarm 1 is latching 0-Alarm 1 is non-latching

Bit 3 1-Alarm 1 Relay is energized 0-Alarm 1 Relay is not energized

Bit 2 1-Fault is normally energized 0-Fault is normally de-energized

Bit 1 1-Fault is latching 0-Fault is non-latching

Bit 0 1-Fault Relay is energized 0-Fault Relay is not energized

The following is a typical Master Query for device # 8:

Field

Name HEX DEC RTU

Slave Address 08 8 0000 1000

Function 03 3 0000 0011

Start Address Hi 00 0 0000 0000

Start Address Lo 00 0 0000 0000

No. of Registers Hi 00 0 0000 0000

No. of Registers Lo 06 6 0000 0110

CRC ## #### ####

The following is a typical Slave Response from device # 8:

Field

Name HEX DEC RTU

Slave Address 08 8 0000 1000

Function 03 3 0000 0011

Byte Count 0C 12 0000 1100

Reg40000 Data Hi 02 2 0000 0010

Reg40000 Data Lo 64 100 0110 0100

Reg40001 Data Hi 00 0 0000 0000

Reg40001 Data Lo 64 100 0110 0100

Reg40002 Data Hi 00 0 0000 0000

Model FP-624C Combustible Gas Sensor PG.22

1 2 ... 17 18 19 20 21 22 23 24 25 26

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Detcon FP-624C Manuel d'utilisateur Page 22

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