United Security Products AVD-45c Manual Pagina 244

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230 UDC 6300 Process Controller Product Manual 1/03
6.8 Input #5 - Low Level Inputs Calibration Procedure
Introduction
Apply power and allow the controller to warm up for 1 hour before you
calibrate.
Please read “Set Up Wiring” before beginning the procedure.
Make sure you have “LOCKOUT” set to “NONE.” See Section 3 –
Configuration.
CAUTION
For linear inputs, avoid step changes in inputs. Vary smoothly
from initial value to final 100% value.
Procedure
The Calibration procedure for Input #5 is listed in Table 6-7.
Table 6-7 Input #5 Calibration Procedure
Step Description Press Action
1
Enter Calibration Mode
SET
UP
until you see
INPUT 5
Lower Display
CALIB
Upper Displa
y
FUNC
L1/L2
You will see:
CAL IN5
Lower Display
DISABL
Upper Displa
y
The calibration sequence is enabled and you will
see:
CAL IN5
Lower Display
BEGIN
Upper Displa
y
At the completion of the sequence, the selection
automatically reverts to disable.
2
Calibrate 0%
FUNC
L1/L2
You will see:
IN5 ZERO
Lower Display
APPLY
Upper Displa
y
Adjust your calibration device to an output signal
equal to the 0% range value for your particular input
sensor. See Table 6-1 for Voltage or Resistance
equivalents.
Wait 15 seconds, then go to the next step.
Table 6-7 continued on next page
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