Word Parameters; Table 25. P6010 & P8010 Communications - Word Parameters - WEST P8700 User Manual

1 1 1
/ -DIN, / -DIN & /
4 8 16

Word Parameters

Table 25. P6010 & P8010 Communications - Word Parameters
Parameter
Process Variable
Process Variable
Maximum
Process Variable
Minimum
Alarm 1 Elapsed
Time
Instrument Status
Process Variable
Offset
Alarm 1 Value
Alarm 2 Value
Alarm 3 Value
59305, Issue 5 – March 2005
- DIN Controllers & Indicators - Product Manual
Modbus ASCII Ident &
Parameter No. Message Types
1 RO
2 RO
3 RO
4 RO
5 RO
6 R/W
Type 2, 3/4
7 R/W
Type 2, 3/4
8 R/W
Type 2, 3/4
9 R/W
Type 2, 3/4
Notes
M Current value of PV.
Type 2 RO
If under-range = 62976 (<??>5 ASCII)
If over-range = 63232 (<??>0 ASCII)
Sensor break = 63488 (ASCII = n/a)
A Maximum displayed value since this
Type 2 RO was last reset. Shows under/over-
range or break values if appropriate.
B Minimum displayed value since this
Type 2 RO was last reset. Shows under/over-
range or break values if appropriate.
T Accumulated alarm 1 active time since
Type 2 RO this was last reset. Returns the over-
range value if the time exceeds 1000
minutes. Units = seconds in Modbus
L
Type 2 RO
J Modified PV = Actual PV + PV Offset.
R/W Limited by Scale Range Maximum
and Scale Range Minimum.
C Alarm 1 active at this level
R/W
E Alarm 2 active at this level
R/W
N Alarm 3 active at this level
R/W
P6010 & P8010 Model Group
Bit Meaning
0 Alarm 1 status.
0 = activated, 1 = safe
1 Alarm 2 status.
0 = activated, 1 = safe
2 Alarm 3 status.
0 = activated, 1 = safe
3 Change Indicator. 1 =
A parameter other than
instrument status or PV
has changed since the
last time the status
word was read.
4 This bit always = 1
5 Alarm 1 latched status.
0 = latched
1 = not latched or non-
latching output type
6 This bit always = 0
7 This bit always = 0
Page 87