Black Box 945 ユーザーズマニュアル
How to Use Data Communications
19
WATLOW Series 945
Commands
Data.1
Data.2
Low Limit
High Limit
Code
Function
AXHI
Process RL value
RH value
Alarm High X value
±
555/Deviation
±
999
AXLO
Process RL value
RH value
Alarm Low X value
±
555/Deviation
±
999
ALM
0
No alarms occurring
Writing a 0 will clear all
1
A1H occurring
alarms if the alarm
2
A1L occurring
condition no longer
4
A2H occurring
exists.
8
A2L occurring
AL1
0
2
0
Alarm 1 = deviation
1
Alarm 1 = process
2
No Alarm 1
AL2
0
2
0
Alarm 2 = deviation
1
Alarm 2 = process
2
No Alarm 2
ATMN
1
1
1
Auto/Manual toggle must
be sent twice within 5 sec.
be sent twice within 5 sec.
AUT
0
3
0
No auto-tuning
1
Slow response tuning
2
Medium response tuning
3
Fast response tuning
CAL*
-180
°
F
180
°
F
Calibration offset
-100
°
C
100
°
C
-180 Units
180 Units
CF
0
1
0
Display
°
C
1
Display
°
F
CLUP
Yes
No
SPC control limits update
CTX
1
60
Output X cycle time
DAY
1
31
Day of the month/data log
DB
0
99
°
F
Dead band
0
55
°
C
0 Units
99 Units
DEC
0
2
0
No decimal point
1
0.0
2
0.00
DEX
0.00
9.99
Output X derivative
DFL
0
1
0
US prompts
1
SI prompts
HOUR
0
23
Hour for data logging
HYSX
1
°
F
99
°
F
Output X switching hys.
1
°
C
55
°
C
1 Unit
99 Units
INDC
1
1
1
UP/DOWN key action
INT
0.0
60.0
Time interval in minutes
for logging
0.0 = logging OFF
for logging
0.0 = logging OFF
ITX
0.00
9.99
Output X integral
"=" Command
"The "=" Command sets a specific Series 945 parameter (Data.1) to a specific
value (Data.2) when the unit is in the HOLD mode. Use Tables 5 and 6 to select
parameters (Data.1) in the lefthand column. In Table 6 the low and high limit or
code values (Data.2) are in the three center columns.
value (Data.2) when the unit is in the HOLD mode. Use Tables 5 and 6 to select
parameters (Data.1) in the lefthand column. In Table 6 the low and high limit or
code values (Data.2) are in the three center columns.
NOTE:
An X means it
applies to either
Output 1 or
Output 2.
applies to either
Output 1 or
Output 2.
* When the 945 RTD
input is 0.1
input is 0.1
°
,
these
parameters will have
a decimal point to
the left of the least
significant digit.
a decimal point to
the left of the least
significant digit.
Table 6 -
"=" and "?" Com-
mands. These are
READ or WRITE
commands. See
Table 4 for more "?"
Commands.
"=" and "?" Com-
mands. These are
READ or WRITE
commands. See
Table 4 for more "?"
Commands.