ABB 006539-960J, User Manual

Page: 37 / 52

35
A1 Set Point
A2 Set Point
RTX Type 4-20
0-20
0-10
Alter Sec. Code
A2 Action EA
EB
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RTX Range 85%
Test Retrans (%)
100.0
75.0
50.0
25.0
0.0
Alarm 1 Set Point
The Alarm 1 Set Point can be set to any value within the input range being displayed. The
set point value is subject to hysteresis within the set point band as detailed above.
Set the alarm set point to the required value.
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Alarm 2 Action
See
Alarm 1 Action
.
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Alarm 2 Set Point
See
Alarm 1 Set Point
.
The decimal point position is set automatically. The alarm LEDs are illuminated in the
alarm condition.
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Retransmission Output Type
The retransmission output is assigned to the hydrogen purity range.
Select the retransmission output range required (4 to 20mA, 0 to 20mA or
0 to 10mA).
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Test Retransmission Output
The instrument transmits a test signal of 0, 25, 50, 75 or 100% of the retransmission
range. The % test signal selected is shown on the upper line of the display.
Example
– for the range 0 to 20mA and 50% retransmission test signal, 10mA is
transmitted.
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Select the retransmission test signal required:
Ranges
4689 500/501 100 to 85% and 100 to 80%
4689 500/503 85 to 100% and 80 to 100%
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Alter Security Code
Set the security code to a value between 00000 and 19999.
This value will then have to be entered to regain access to the secure parameters.
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Electrical Calibration Page
.
…10.1.3 Set Up Outputs Page (UPPER DISPLAY)
10 PROGRAMMING...