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Operating Instructions
Teledyne API - Model T200H/T200M Operation Manual
152
Table 4-25: Current Loop Output Calibration with Resistor
FULL SCALE
VOLTAGE FOR 2-20 MA
(measured across
250Ω resistor)
VOLTAGE FOR 4-20 MA
(measured across 250Ω resistor)
0%
0.5 V
1.0 V
100%
5.0 V
5.0 V
To adjust the zero and span values of the current outputs, press:
EXAMPLE
EXAMPLE
DIAG AIO
DATA_OUT_2 CURR-Z:
13 mV
U100 UP10 UP DOWN DN10 D100
ENTR
EXIT
DIAG AIO DATA_OUT_2 CURR-S: 4866 mV
U100 UP10 UP DOWN DN10 D100
ENTR EXIT
From the
AIO CONFIGURATION SUBMENU
(in the SETUP DIAG menu)
DIAG
ANALOG I/O CONFIGURATION
PREV NEXT
ENTR
EXIT
Continue pressing
SET>
until you reach the
output to be configured
DIAG AIO DATA_OUT_2: CURR, NXCNC1, NOCAL
<SET
SET>
EDIT
EXIT
Continue pressing
SET>
until ...
DIAG AIO DATA_OUT_2 CALIBRATED:NO
<SET
SET>
CAL
EXIT
DIAG AIO DATA_OUT_2 RANGE: CURR
SET>
EDIT
EXIT
DIAG AIO DATA_OUT_2 CURR-Z: 0 mV
U100
UP10
UP DOWN DN10 D100 ENTR EXIT
DIAG AIO DATA_OUT_2 CURR-S: 5000 mV
U100 UP10 UP DOWN DN10
D100
ENTR EXIT
DIAG AIO DATA_OUT_2 CALIBRATED: YES
<SET
SET> CAL
EXIT
Increase or decrease
the current output by
100, 10 or 1 counts.
The resulting change in
output voltage is
displayed in the upper
line.
Continue adjustments
until the correct current
is measured with the
current meter.
DIAG AIO AOUTS CALIBRATED: NO
SET>
CAL
EXIT
07270D DCN7141