ABB Relion 670 series - Page 128

3277.0AnalogXRange =
IECEQUATION2446 V1 EN
The scale factor is calculated as follows:
(3277.0 2.0)
0.1 and 0.0
65535.0
scalefactor offset
´
= = =
IECEQUATION2447 V1 EN
The scale factor will be sent as 1 on configuration frame 2, and 0.1 on configuration frame
3. The range of analog values that can be transmitted in this case is -0.1 to -3276.8 and +0.1
to +3276.7.
Example 2:
4915.5AnalogXRange =
IECEQUATION2448 V1 EN
The scale factor is calculated as follows:
(4915.5 2.0)
0.15 and 0.0
65535.0
scalefac tor offs e t
´
= = =
IECEQUATION2449 V1 EN
The scale factor will be sent as 1 on configuration frame 2, and 0.15 on configuration
frame 3. The range of analog values that can be transmitted in this case is -0.15 to -4915.5
and +0.15 to +4915.5.
Example 3:
10000000000AnalogXRange =
IECEQUATION2450 V1 EN
The scale factor is calculated as follows:
(10000000000 2.0)
305180.43 and 0.0
65535.5
scalefactor offse t
´
= = =
IECEQUATION2451 V1 EN
The scale factor will be sent as 3051804 on configuration frame 2, and 305180.43 on
configuration frame 3. The range of analog values that can be transmitted in this case is
-305181 to -10000000000 and +305181 to +10000000000.
Section 6 1MRK 506 369-UUS -
Wide area measurement system
122 Line distance protection REL670 2.2 ANSI
Application manual