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IM 01C25T01-01E
3-7
3. OPERATION
3.4.3
Range Change
The range values are factory-set as specified by the
customer. To change the range, follow the steps below.
(1) Keypad input — LRV and URV
• The measurement span is determined by the upper
and lower range values. In this method, the upper and
lower range values can be set independently, and the
span changes according to the range limit values sent
to the transmitter.
1
F0310.EPS
EJX:YOKOGAWA
Keypad input
1 LRV 0.0 mmH2O
2 URV 2500.0 mmH2O
3 Unit mmH2O
4 LSL -10197.2 mmH2O
5 USL 10197.2 mmH2O
HELP
SAVE
HOME
ENTER
EJX:YOKOGAWA
LRV
0.0 mmH2O
0.0
HELP
DEL
ESC
ENTER
2
Enter
500
, and press
ENTER (F4)
.
EJX:YOKOGAWA
Keypad input
1 LRV 500.0 mmH2O
2 URV 2500.0 mmH2O
3 Unit mmH2O
4 LSL -10197.2 mmH2O
5 USL 10197.2 mmH2O
DEL
HOME
3
To change the Upper Range Value,
select the
URV
item.
To change the Lower Range Value,
select the
LRV
item.
HELP
SEND
ENTER
(ENTER)
‘3 5 0 0’
(ENTER)
‘5 0 0’
(SEND)
EJX:YOKOGAWA
URV
2500.0 mmH2O
2500.0
HELP
ESC
4
Enter
3500
, and press
ENTER (F4)
.
DEL
ENTER
EJX:YOKOGAWA
Keypad input
1 LRV 500.0 mmH2O
2 URV 3500.0 mmH2O
3 Unit mmH2O
4 LSL -10197.2 mmH2O
5 USL 10197.2 mmH2O
HELP
HOME
5
Press
SEND (F2)
to send the
changed data to the transmitter.
Check that disappears.
SEND
ENTER
SEND
Example: To change the range from
0 to 2500 mmH
2
O
to
500 to 3500 mmH
2
O
1. Device setup
3. Basic setup
3. Re-range
1. Keypad input
Call up the
Keypad input
display.
NOTE
The calibration range can be set as LRV
URV under the following conditions, reversing
the 4 to 20 mA output signal.
LSL
LRV
USL
LSL
URV
USL
|URV
LRV|
Min. Span