Operation, configuration and communication
24
Sensyflow iG, Version 1.00
42/14-39 EN
• Quality = good (not cascade)
)
• Limits
7.1.2.3 Hexadecimal status byte messages
Status byte messages for gas flow, temperature and integrator (totalizer) are shown in hexadecimal no-
tation on the display. The status messages can be called up in the SERVICE MENU or in the individual
function blocks.
• Quality = bad
• Quality = uncertain
• Quality = good (not cascade)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Type
1
0
0
0
0
0
X
X
Ok
1
0
0
0
0
1
X
X
Update event
1
0
0
0
1
0
X
X
Active advisory alarm (prio. < 8)
1
0
0
0
1
1
X
X
Active critical alarm (prio. < 8)
1
0
0
1
0
0
X
X
Unacknowledged update event
1
0
0
1
0
1
X
X
Unacknowledged advisory alarm
1
0
0
1
1
0
X
X
Unacknowledged critical alarm
1
0
1
0
0
1
X
X
Maintenance required
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Type
X
X
X
X
X
X
0
0
Ok
X
X
X
X
X
X
0
1
Low limited
X
X
X
X
X
X
1
0
High limited
X
X
X
X
X
X
1
1
Constant
Hexadecimal status messages
Type
0x00 – 0x03
Non-specific
0x04 – 0x07
Configuration error
0x0C – 0x0F
Device failure
0x10 – 0x13
Sensor failure
0x1C – 0x1F
Out of service
Hexadecimal status messages
Type
0x40 – 0x43
Non-specific
0x44 – 0x47
Last usable value
0x54 – 0x57
Engineering unit range violation
Hexadecimal status messages
Type
0x80 – 0x83
Ok
0x84 – 0x87
Update event
0x88 – 0x8B
Active advisory alarm (prio. < 8)
0x8C – 0x8F
Active critical alarm (prio. < 8)
0x90 – 0x93
Unacknowledged update event
0x94 – 0x97
Unacknowledged advisory alarm
0x98 – 0x9B
Unacknowledged critical alarm
0xA4 – 0xA7
Maintenance required