ABB RER620

Section 3 1MAC309294-MB F
Basic functions
70 RER620
Technical Manual
3.11.1.6 MAX3 function block
Function block
Figure 25: Function block
Functionality
The maximum function MAX3 selects the maximum value from three analog values.
Disconnected inputs and inputs whose quality is bad are ignored. If all inputs are
disconnected or the quality is bad, MAX3 output value is set to -2^21.
Signals
Table 75: MAX3 Input signals
Table 76: MAX3 Output signals
Settings
The function does not have any parameters available in LHMI or Protection and Control
Relay Manager (PCM600).
3.11.1.7 MIN3 function block
Function block
Figure 26: Function block
Name Type Default Description
IN1 FLOAT32 0 Input signal 1
IN2 FLOAT32 0 Input signal 2
IN3 FLOAT32 0 Input signal 3
Name Type Description
OUT FLOAT32 Output signal
MAX3
IN2
OUT
IN3
IN1
MIN3
IN2
OUT
IN3
IN1