Yokogawa µR20000 - Manual (Page 41)

41
IM 04P02B01-02E
Setting the Alarm
Setup Example
Set a high limit alarm at 400.0°C on channel 02. The relay output (option) is not available.
Entering Setting Mode
1. Hold down the MENU key for 3 seconds to enter Setting mode.
Selecting the Channel
2. Press the key with Alarm shown on the screen.
Set=Alarm
Alarm setting
Displays a description of the setup item.
3. Press the key to set the first channel to 02 and then press the key.
First channel Last channel
CH=02-02
First channel 01-06
Displays the selectable range of channels.
4. Likewise, set the last channel to 02 and then press the key.
Setting the Alarm Condition
5. Press the key to select 1 and then press the key.
Up to four alarms can be set on a single channel. Each alarm is distinguished by
its level: alarm level 1 to 4. In this example, alarm level 1 is used.
Level=1
1-4
Displays the selectable range.
6. Press the key to select On and then press the key.
On: Enables the alarm of the selected alarm level.
Alarm=On
On/Off Displays possible choices.
7. Press the key to select H and then press the key.
The letter “H” represents the high limit alarm (see “Explanation”).
Type=H
High limit alarm Displays a description of the selected type.
8. Set the alarm value to 400.0 by carrying out the key operations below.
Press the key to select the desired digit.
Press the key to select the value.
When all digits have been set, press the key.
Value= 400.0
-200.0/ 1370.0°C
Displays the measurable range of the
input range specified on the channel.
Setting the Relay Output
9. Since the relay output is not used, press the key with Off selected.
Relay=Off
On/Off Displays possible choices.
The Setting complete screen is displayed. When this screen is displayed, the settings
entered up to then are applied.
Setting the Input Range and Alarm on Measurement Channels
* When the key or key is pressed while holding down the SHIFT key, the operation is reversed as
when the respective key is pressed by itself.