ABB DCS 500B Description page 121

CUR_RIPPLE_MONIT
Parameter of the CURRENT CONTROL-function block.
Selector for the current ripple monitoring function:
0 = METHOD 1 plus ALARM message
1 = METHOD 1 plus ERROR message
2 = METHOD 2 plus ALARM message(recommended for DCF 500B)
3 = METHOD 2 plus ERROR message
420 FB_P: E2 SC: -
CUR_RIPPLE_LIM
Parameter of the CURRENT CONTROL-function block.
Threshold for the current ripple monitor function. Dependent on the method selected
current bubbles compared to each other have to be less different to avoid an alarm or error
message. If method 2 is selected, set this parameter to a value higher than
ARM_CURR_REF_SLOPE otherwise an indication will be displayed all time.
421 FB_P: I2 SC: 0.1
(recommended for DCF 500B)
HL: 3 LL: 0
HL: 1500 LL: 0
DCS500 Pin and Parameter list
(S7/16 | S21.232)
D: 0 U: -
(S7/16 | S21.232)
D: 7 U: %
A 17