ABB RET 54 Series Technical Reference Manual, General page 29

1MRS755225 Transformer Terminal
Technical Reference Manual, General
Table 5.1.1.7-1 Standard functions available for the RET 54_
Function Description
EXP Natural exponential
EXPT Exponentiation
F_TRIG Falling edge detector
GE Extensible comparison to greater or equal
GRAY2INT Type conversion from GRAY coded input to SINT (Tap changer)
GT Extensible comparison to greater
INT_TO_* Type conversion from INT to REAL / DINT
INT2BOOL Type conversion from INT input to BOOL outputs
LE Extensible comparison to less or equal
LIMIT Limitation
LN Natural logarithm
LOG Logarithm base 10
LT Extensible comparison to less
MAX Extensible maximum
MIN Extensible minimum
MOD Modulo
MOVE Move
MUL Extensible multiplier
MUX Extensible multiplexer
NAT2INT Type conversion from natural binary coded input to SINT (Tap
changer)
NE Comparison to greater or less
NOT Complement
OR Extensible OR connection
R_TRIG Rising edge detector
REAL_TO_* Type conversion from REAL to USINT / UINT / UDINT / SINT / INT /
DINT
ROL Rotate to left
ROR Rotate to right
RS Reset dominant bistable function block
RS_D Reset dominant bistable function block with data input
SEL Binary selection
SHL Bit-shift to left
SHR Bit-shift to right
SIN Sine in radians
SINT_TO_* Type conversion from SINT to REAL / INT / DINT
SUB Subtractor
SQRT Square root
SR Set dominant bistable function block
XOR Extensible exclusive OR connection
TAN Tangent in radians
TIME_TO_* Type conversion from TIME to UDINT / TOD / REAL
TOD_TO_* Type conversion from TOD to UDINT / TIME / REAL
TOF Off-delay timer
TON On-delay timer
TP Pulse
TRUNC_REAL_TO* Truncation toward zero from REAL to DINT / INT / SINT / UDINT /
UINT / USINT
RET 54_
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