Siemens LR 460 Manual Do Utilizador
7ML19985JM01
SITRANS LR 460 – INSTRUCTION MANUAL
Page 67
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4.3.9. 20 mA Trim
Calibrates the 20 mA output.
to MANUAL mode.
to 20 mA.
c. Attach a calibrated meter and check the output at the terminals. Record the
remote reading in mA.
.
e. Restore
to its previous setting.
f. Confirm that the mA output is as expected.
4.4. Relay Configuration
4.4.1. AIFB
Select AIFB1 or AIFB2.
4.4.2. Function
4.4.3. NC/NO
4.4.4. State
Certificates and Approvals
Device Certification
Values
Range: 18 to 24 mA
Related parame-
ters
ters
4.3.1. Function
A mA value derived from the ratio of current level to the range
A mA value derived from the ratio of current level to the range
between Lower Value and Upper Value.
Handheld
programmer
Options
programmer
Options
DISABLED
*
MANUAL
LO ALM
HI ALM
ANY ALM
FAIL-SAFE
LO ALM
HI ALM
ANY ALM
FAIL-SAFE
Handheld programmer
options
options
NO *
Normally
Open
NC
Normally Closed
Handheld programmer
options
options
OFF *
Relay
de-energized
ON Relay
energized