S4000C
Exception: Returns an Exception Code 01 (Illegal Function) if an illegal write is requested.
Byte
Function
Bit Position
Access
High
Not Used
15 MSB
Read
Not
Used
14
Read
Not
Used
13
Read
Not
Used
12
Read
Not
Used
11
Read
Not
Used
10
Read
Latching/Non-
Latching
9 R/W
Energized/De-
Energized
8 R/W
Low
Set point
(7-0)
R/W
8.8.8 Warn Settings
A read returns the present Warn settings of the S4000C. A write command changes the
settings to the requested values. The set points are programmable in 5% FS steps.
NOTE:
The maximum warn setting for the S4000C is 60%.
A 1 in the 9
th
bit position means the output is latching, a 0 means it is Non-Latching. A 1 in the
8
th
bit position means the output is normally energized, a 0 means it is normally De-Energized.
The Warn set point cannot be set above the Alarm set point.
Factory default is
30% FS, non-latching, de-energized.
Exception: Returns an Exception Code 01 (Illegal Function) if an illegal write is requested.
Byte
Function
Bit Position
Access
High
Not Used
15 MSB
Read
Not
Used
14
Read
Not
Used
13
Read
Not
Used
12
Read
Not
Used
11
Read
Not
Used
10
Read
Latching/Non-
Latching
9 R/W
Energized/De-
Energized
8 R/W
Low Set
point
(7-0)
R/W
8.8.9 Com1
Address
A read command returns the current address for Com1. A write command changes the address
to the requested value. Valid addresses are 1-247 decimal.
Factory default is 1.
Exception: If the address is not in range, an illegal data value (03) is returned.
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