The following table is a list of arithmetic operators used in Contrologix processors when writing Ladder Logic. Not all operators are available for all instructions. When in doubt try it.

Operator |
Description |

+ | add |

– | subtract/negate |

* | multiply |

/ | divide |

= | equal |

< | less than |

<= | less than or equal |

> | greater than |

>= | greater than or equal |

<> | not equal |

** | exponent (x to y) |

ABS | absolute value |

ACS | arc cosine |

AND | bitwise AND |

ASN | arc sine |

ATN | arc tangent |

COS | cosine |

DEG | radians to degrees |

FRD | BCD to integer |

LN | natural log |

LOG | log base 10 |

MOD | modulo-divide |

NOT | bitwise complement |

OR | bitwise OR |

RAD | degrees to radians |

SIN | sine |

SQR | square root |

TAN | tangent |

TOD | integer to BCD |

TRN | truncate |

XOR | bitwise exclusive OR |