Справочник Пользователя для Allen-Bradley devicenet modules in logix5000 control systems
Publication DNET-UM004A-EN-P - March 2004
15-24 Using POINT™ I/O Modules on a DeviceNet Network
Channel Status
1734-IE2V Analog Input Module
Message size: 6 Bytes
Table 15.1
Channel Status Byte
Channel Status Byte
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Over Range
Under Range
High High Alarm
Low Low Alarm
High Alarm
Low Alarm
CAL Mode
Channel Fault
15
14
13
12
11
10
09
08
07
06
05
04
03
02
01
00
Produces (scanner Rx) Input Channel 0 - High Byte
Input Channel 0 - Low Byte
Input Channel 1 - High Byte
Input Channel 1 - Low Byte
Status Byte for Channel 1
Status Byte for Channel 0
OR
UR
HHA
L
LA
HA
LA
CM
CF
OR
UR
HHA
L
LA
HA
LA
CM
CF
Consumes (scanner
Tx)
Tx)
No consumed data
Where:CF = Channel Fault status; 0 = no error, 1 = fault
CM = Calibration Mode; 0 = normal, 1 = calibration mode
LA = Low Alarm; 0 = no error, 1 = fault
HA = High Alarm; 0 = no error, 1 = fault
LLA = Low/Low Alarm; 0 = no error, 1 = fault
HHA = High/High Alarm; 0 = no error, 1 = fault
UR = Underrange; 0 = no error, 1 = fault
OR = Overrange; 0 = no error, 1 = fault