Current and voltage test output points
Fixed test output level
High point test output for current output
20 mA
Low point test output for voltage output
1 V
High point test output for voltage output
10 V
7.3.3.1 Analog output adjustment example
Always switch off the transmitter power supply when connecting or
disconnecting screw terminal wiring. Do not energize the transmitter power
supply when wiring is not connected.
CAUTION!
To test and adjust the voltage output level of the transmitter's analog output 1 with the
Indigo80 handheld indicator:
1. Switch off the transmitter power supply and open the transmitter cover.
2. Connect the multimeter wiring to analog output 1 screw terminals and close the
transmitter cover.
3. Power on the transmitter and connect the transmitter to the indicator.
4. Open the main menu by pressing .
5. Select
Devices
. If you have more than one device connected to the indicator, make a
further selection between the devices.
In this case, select
Indigo300
.
6. Select
Calibrate / Adjust
.
7. Scroll down and select
Analog output 1 adjustment
.
8. Enable the adjustment mode with the
Adjustment mode on/off
selection.
9. Start the low point output test by selecting
Output low point > OK
.
The analog channel starts to send the low point test output (1 V in this example).
10. After the low point test output has stabilized, check the multimeter reading. Let the test
stay in progress and press to return to the previous menu level where you can enter the
reading to Indigo80.
Do not stop the test at this point.
11. After pressing , enter the reading of the multimeter to Indigo80:
a. Select
Measured value, low point
.
b. Use the arrow buttons to set the reading, and then select
Set
.
Chapter 7 – Calibration and adjustment
55
Summary of Contents for Indigo300
Page 1: ...M212849EN A User Guide Transmitter for Vaisala Indigo compatible probes Indigo300...
Page 70: ......
Page 71: ......
Page 72: ...www vaisala com...