Omron SYSMAC C200H-TC Operation Manual page 48

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Memory Allocation
I/O
Input
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Address
Data item
Word
Bit
n+3
15 to 00
Loop 1 PV
n+4
15 to 00
Loop 2 PV
n+5
15 to 00
Loop 1 SP
n+6
15 to 00
Loop 2 SP
n+7
15 to 12
Loop 1
executed
bank
number
11 to 08
Loop 2
executed
bank
number
07 to 02
---
01
SW2-2
00
SW2-1
n+8 Loop 1
15
---
n+9 Loop 2
14
Sensor
error
13
CT
overflow
12 to 09
---
08
STOP
07 to 05
---
04
Control
output
03
AT
02
HB
01
AL1
00
AL2
Note If the setting direction of the Temperature Control Unit is set to the CPU Unit and
the CPU Unit is in PROGRAM mode, all word data will be 0. Therefore, if the
CPU Unit is in PROGRAM mode and has been set for continuous control, the
Temperature Control Unit will continue executing temperature control even
when the CPU Unit stops operating and will assume that the SP has been
changed to 0 C. To prevent this, set SW2-2 on the Temperature Control Unit to
OFF (i.e., the setting direction is set to the Data Setting Console) before the CPU
Unit stops operating and reset SW2-2 after the CPU Unit restarts.
Data contents
Outputs the Loop 1 and Loop 2 PV (process value) as 4-digit
BCD data. For platinum resistance thermometer data, the least
BCD data For platinum resistance thermometer data the least
significant digit is 0.1. The most significant digit is F for minus (–).
Outputs the Loop 1 and Loop 2 SP (set point) as 4-digit BCD
data. For platinum resistance thermometer data, the least
data For platinum resistance thermometer data the least
significant digit is 0.1. The most significant digit is F for minus (–).
Outputs the bank number currently executed for Loop 1 and Loop
2 as 1-digit BCD data. Executed bank numbers are from 1 to 8.
Not used. Each bit is set to 0.
Outputs the ON/OFF status of SW2-2 (setting direction).
0: Data Setting Console
1: CPU Unit
Outputs the ON/OFF status of SW2-1 (switching memory
contents).
0: Fixed
1: Normal
Not used. Set to 0.
Bit set to 1 if the sensor is not connected, a sensor
wire is broken, or the input data exceeds the
operational temperature range.
Bit set to 1 when the detected heater current
exceeds 5.5 A.
Not used. Each bit is set to 0.
Bit set to 0 during temperature control and set to 1
when the control stop is executed.
Not used. Each bit is set to 0.
Bit set to 1 when the control output (transistor or
voltage output) is ON. The bit is always 0 for current
output.
Bit set to 1 during auto-tuning (AT).
Bit set to 1 if the detected heater current drops
below the set heater burnout current value. (HB:
heater burnout)
Bit set to 1 when the temperature enters the set
alarm range (Refer to page 25).
l
(R f
25)
Section 4-1
Loop 1/2
status data
39

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