Hach Ultra ORBISPHERE 510, Руководство оператора

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70 of 138 Inputs/Outputs Menu - Orbisphere 510/511/512 Analyzers
Operator Manual
ORBISPHERE
6.3.2 Test Channel Relays
6.3.3 Test System Relay
Note:
In both the Test Channel Relays and Test System Relay options above, once the tests
have been completed press Cancel to exit the screen. At the same time, this will reset
all relays (including the system relay) back to a status of “Not under test”.
The three measurement alarm relays can be manually
activated for testing purposes:
Select Relay
On
,
Off
or
Not under test
.
See note regarding the relays below. “Not under test”
means the relay is in operating mode, and it will be
triggered normally.
Note:
A relay set to NO will close when activated (
On
), but a
relay set to NC will open. See “Set Measurement Alarm
Relays” on page 30
Similarly, the system alarm relay can be manually
activated for testing purposes.
Select Relay
On
,
Off
or
Not under test
.
See “Analog and Digital Outputs (per channel)” on
page 125