YOKOGAWA UP350, Инструкция по эксплуатации, Страница: 90 / 96

7-2
<Toc> <7. Function Block Diagram and Descriptions>
IM 05E01D02-41E 1st Edition : May 31,2000-00
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Function Block Diagram for Standard Type
Hold program
Control computation
Preset output
RUN STOP
OUTPUT1 OUTPUT1
17 16
Relay
terminals
, and 2 3 1
Current or pulse
terminals
and
RET
15 V loop
power supply
Retransmission
output
Current
terminals
and 15 14
Terminal Parameter Function
Analog signal Contact signal Front panel key
Legend
PRG1
PRG2
DI2 DI1
Contact input
RESET
RET
OT
Control
output
Output limiter
PV input
terminals , and 12 13 11
INPUT
Input selection
Unit selection
Input range conversion
Input bias
Input filter
Program 1
operation
Program 2
operation
PV event output
Time event output
PVE1
PV
event 1
PVE2
PV
event 2
TME
Time
event
Program
pattern selection
Start program 1
when DI1=ON
Start program 2
when DI2=ON
Correspondence between parameter DIS and external contact input functions
When DIS=3
Start program 1 when DI1 = ON
Reset program 1 when DI1 = OFF
Hold program when DI2 = ON
Cancel hold when DI2 = OFF
When DIS=2
Hide setup parameter lock when DI1 = ON
Show setup parameter lock when DI1 = OFF
When DIS=OFF (Factory-set default)
No function
No function
When DIS=1
Start program 1 when DI1 = ON
Reset program 1 when DI1 = OFF
Start program 2 when DI2 = ON
Reset program 2 when DI2 = OFF
* DIS is a setup parameter.
Changing DIS setpoint allows you to change the function of external contact input.
No function