110
Hysteresis Write: WH
Section 3-21
1.
The response block for Memory Bank Designation Read (RM) does not in-
clude read data if the end code of the response block is other than 00.
2.
Refer to
2-4 End Codes
.
Communications Example
In this example, the E5ZE is operated with Memory Bank Designation Read
(RM) under the following conditions.
Unit no.:
1
Control Point:
3
Memory Bank no.: 2
Command
Response
3-21 Hysteresis Write: WH
Function
This command is used to set the hysteresis of control outputs of a control
point in ON/OFF operation.
1.
Hysteresis Write (WH) cannot be used at a control point being auto
-
tuned.
2.
Hysteresis Write (WH) is invalid if it is used for the E5ZE for 2
-
PID control.
3.
The hysteresis of the cooling
-
side control outputs can be set provided that
the E5ZE is a heating and cooling control model.
Setting Data Range
Command
Response
@ 0 1 R M 0 3 0 0 5 D
s
*
@ 0 1 R M 0 0 0 0 0 2 5 C
s
Normal end
Memory bank 2
*
Setting unit
0.1
°
C or
°
F
°
C
°
F
Default
0008
0015
Setting data
0000 to 0999
00: Hysteresis
01: Hysteresis of cooling-side output for
heating and cooling models only
@ W H
s
Decimal point
Control
point
Terminator
*
FCS
x16
x16
Unit
Setting data
Header code
x10
x10
x10
Data code
x10
Bank
Or minus sign (-)
Hysteresis
1
1
0
0
2
-1
@ W H
s
*
FCS
End code
Unit
x16
x16
x16
x16
Header code
Terminator
1
1
0
0