User Monitor; User Trip - Hitachi SJ700-2 Series Instruction Manual

Chapter 5 Instruction Words

User Monitor

Variable name
Umon(00) to
User monitor 0 to
Umon(02)
2
- Format
Umon(ii) = <variable>
Umon(ii) = <variable1> <operator> <variable.
<variable> = Umon(II)
- Explanation
These variables can be used to monitor the the causes of the last six trips made by the inverter. The
data monitored with this variable corresponds to the data monitored by trip monitoring functions 1 to 6
(d081 to d086). These variables are read-only.
- Sample program: Program to display the summation of U(01) and U(02) on user monitor 2 (d027)
(Code area [Code Window])
：
Umon(02)=

User Trip

- Format
trip <variable>
- Explanation
This instruction makes inverter trip. Range of <variable> is 0 to 9.
- Sample program: Program to issue the user trip 2 (E52) when the summation of variable 1 and
variable2 exceeds 20
(Code area [Code Window])
：
U(00)= U(01)
if
then
trip 2
else
：
Operator display variable
Range of values
31
-2 – 2
Format
U(01) +
User trip issue command
Format
+ U(02)
U(00) > 20
Default
31
-1 0
Displays <variable> on user monitor (ii)
Displays the result of operation with <variable1> and
<variable2> on user monitor (ii)
Value of user monitor (ii) is read out to <variable>
U(02)
Makes the inverter trip
5 - 26
Unit Data size
Signed
-
2-word data
Description
Description
Attribute
Readable
and writable