Delta AH500 — 6.8.2 Explanation of Convenience Instructions

AH500 Programming Manual Symbol:

PID_RUN : Enabling the PID algorithm Bit SV : Target value (SV) Double word PV : Process value (PV) Double word PID_MODE : PID control mode Double word PID_MAN : PID A/M mode (PID_MAN) Bit MOUT_AUTO : MOUT_AUTO Bit CYCLE : Sampling time (CYCLE) Double word Kc_Kp : Proportional gain Double word Ti_Ki : Integral gain (second or 1/seccond) Double word 6-182 API Instruction code Operand Function 0708 D PIDE PID RUN, SV, PV, PID MODE, _ _ PID MAN, MOUT AUTO, _ _ CYCLE, Kc Kp, Ti Ki, Td Kd, _ _ _ Tf, PID EQ, PID DE, PID DIR, _ _ _ ERR DBW, MV MAX, MV MIN, _ _ _ MOUT, BIAS, I MV, MV _ PID algorithm Device X Y M S T C HC D L SM SR E PR K 16# “$” DF PID RUN _        SV     PV     PID MODE _    PID MAN _        MOUT AUTO _        CYCLE    KC Kp _    Ti Ki _    Td Kd _    Tf    PID EQ _        PID DE _        PID DIR _        ERR DBW _     MV MAX _     MV MIN _     MOUT    BIAS     I MV _    MV    Pulse instruction 16-Bit instruction 32-Bit instruction (43 steps) - - AH500