Delta AnL fault code meaning

Delta / AnL

Series: C2000 Plus, MH300, MS300

ACI analog signal loss

AC motor drive

Meaning: Analog current input open (including all analog 4~20 mA signals)

Possible causes

Source: C2000 Plus Series User Manual (DELTA_IA-MDS_C2000 Plus_UM_TC_20250522) P788; MH300 Series User Manual (DELTA_IA-MDS_MH300_UM_TC_20260505) P674; MS300 Series User Manual (DELTA_IA-MDS_MS300_UM_TC_20260417_v2) P462

Series: CFP2000, CH2000, CP2000, DPD-K, MH300-HS

ACI Analog signal loss

AC motor drive

Meaning: Analog current input open circuit (including all analog 4~20 mA signals)

Possible causes

Source: CFP2000 Series User Manual (DELTA_IA-MDS_CFP2000_UM_SC_20250731) P536; CH2000 Series User Manual (DELTA_IA-MDS_CH2000_UM_SC_20251030) P736; CP2000 Series User Manual (DELTA_IA-MDS_CP2000_UM_SC_20250704) P648; DPD-K Series User Manual (DPD-K user manual_20211224) P579; MH300 Series (High-speed Models) User Manual (DELTA_IA-MDS_MH300-HS_UM_SC_20241213_v3) P440

Series: ME300, MP300

Analog signal loss in ACI mode

AC motor drive

Meaning: Analog current input open circuit (including all analog 4~20mA signals)

Possible causes

Source: ME300 Series User Manual (DELTA_IA-MDS_ME300_UM_SC_20250407) P369; MPD_MP300 Series User Manual (DELTA_IA-MDS_MPD_UM_SC_20260326) P332

Series: MX300

AI2 current-mode analog signal loss

AC motor drive

Meaning:

Possible causes

Source: MX300 Series User Manual (DELTA_IA-MDS_MX300_UM_TC_20260226) P189

Series: VP3000

AI1 mode analog signal loss

AC motor drive

Meaning: Analog current input open (including all analog 4~20 mA signals)

Possible causes

Source: VP3000 Series User Manual (DELTA_IA-MDS_VP3000_UM_TC_20250523) P435

Series: VP3000-E

Analog signal loss in AI1 mode

AC motor drive

Meaning: Analog current input open circuit (including all analog 4~20 mA signals)

Possible causes

Source: VP3000-E & VP3000-EHS User Manual (DELTA_IA-MDS_VP3000-E-VP3000-EHS_UM_SC_20260306) P400