GE Druck DPI 620-IS, Руководство пользователя

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Issue 1
3-2 Electrical operations K0460 - [EN] English
•
If necessary, change the Process for the CH1 and/or CH2
measure functions: item
This includes: Tare , Alarm , Filter , Flow , Scaling ; see
Section 2.9.1 .
There are more optional Settings for the TC , Frequency , and
RTD functions.
•
If necessary, change the Automation options for the CH1
and/or CH2 source functions: item
This includes: Nudge , Span Check , Percent Step ,
Defined Step , Ramp ; see Section 2.9.2 .
There are more optional Source Settings for the TC ,
Frequency , and RTD functions.
There are other Settings for Observed functions; see
Section 2.9.3 .
•
When all the software selections are complete, make the
applicable electrical connections.
3.2.2 Example procedure: Measure or source current
These examples (A and B) show Channel 1 (CH1) set-up to
measure or source a current with external loop power.
Note: Using Channel 2 (CH2) connectors, use Channel 2 to
measure or source these ranges with internal or external loop
power (internal loop power = 24 V).
1
D
TAP
1
E
TAP
D
E
2
Maximum: 30V
Source current on
channel 1 (CH1)
Range: 0 to 24 mA
Automation : Nudge
( Section 2.9.2 )
2
Maximum: 30V
1
B
3
Measure current on
channel 1 (CH1)
Range: ±55 mA
A
1