Single-phase servo-drive ACSDP100H-40

RS-485Modbus RTUfor servo motors

Product Overview
The ACSDP100H-40 is a pulse high-performance AC servo drive for 50 W–400 W motors with single-phase AC220V (-15%~+10%), 50/60Hz input. It supports advanced auto-tuning and six control modes for precise position, speed and torque control in industrial motion applications.

Key Highlights

• Output power range: 50 W – 400 W
• Input: Single-phase AC220V (-15%~+10%), 50/60Hz
• Pulse control with advanced auto-tuning
• 6 control modes: Position, Speed, Torque, Position+Speed, Position+Torque, Speed+Torque
• Pulse input types: Pulse+Direction / CCW-CW / A/B Quadrature / Internal position
• Electronic gear ratio: Numerator 1–32767, Denominator 1–32767
• Communication: RS485 (Modbus RTU)
• 5-digit LED display with 4-button keypad

Quick Facts

• Drive type: Pulse high-performance
• Output power: 50 W – 400 W
• Input voltage: Single-phase AC220V (-15%~+10%), 50/60Hz
• Control modes: Position / Speed / Torque / Mixed
• Communication: RS485 (Modbus RTU)
• Position input: Pulse+Direction / CCW-CW / A/B Quadrature / Internal

Full Specifications
Model — ACSDP100H-40
Drive Type — Pulse High-Performance
Output Power — 50 W – 400 W
Input Voltage — Single-phase AC220V -15%~+10%, 50/60Hz
Control Mode — 0: Position 1: Speed 2: Torque 3: Position+Speed mixed 4: Position+Torque mixed 5: Speed+Torque mixed
Protection Functions — Overspeed / Main power overvoltage / Undervoltage / Overcurrent / Overload / Encoder fault / Control power fault / Position error
Monitor Functions — Speed / Current position / Command pulse accumulation / Position error / Motor torque / Motor current / Running status
Control Input — 1: Servo enable 2: Alarm clear 3: CCW drive inhibit 4: CW drive inhibit 5: Deviation counter clear 6: Command pulse inhibit 7: CCW torque limit 8: CW torque limit
Control Output — Servo ready / Servo alarm / Position complete / Mechanical brake
Regenerative Braking — Internal and external resistor support
Load Inertia — ≤ 3× motor inertia
Display / Operation — 5-digit LED, 4 buttons (▲ Increment / ▼ Decrement / SET Confirm / ◄ Exit)
Communication — RS485 (Modbus RTU)
Position Input Mode — 0: Pulse+Direction 1: CCW/CW Pulse 2: A/B Quadrature 3: Internal position control
Electronic Gear Numerator — 1 – 32767
Electronic Gear Denominator — 1 – 32767
Dimensions (W×H×D) — 41 × 159.5 × 158.5 mm
Mounting Depth — 158.8 mm
DIN Rail Width — 38 mm

Connector Interface (selected items)
CN1 — Control signal input/output connector (DB26 Male)
CN2 — Encoder signal connector (DB15 Female) — connect to motor encoder
CN3 / CN4 — Communication connectors (RJ45, for RS485 cable)
L1, L2 — Main power input terminals
P, D, C, N — Dynamic braking resistor terminals
U, V, W — Servo motor output terminals (motor U, V, W phases)
PE — Protective earth terminal (connect to power and motor ground)
CHARGE LED — Bus capacitor charge indicator. LED on = capacitor charged. Do not touch power terminals while LED is on, even after power-off.

CN1 Pin Summary (control signal mapping)
CN1 Pin 1 — COM+ (Common for digital input signals)
CN1 Pin 2 — SON (DI) — Servo ON
CN1 Pin 3 — ALM-RST (DI) — Alarm reset
CN1 Pin 4 — POT (DI) — Positioning complete
CN1 Pin 5 — INP (DI) — Position command pulse input
CN1 Pin 6 — SIGN (DI) — Pulse input direction
CN1 Pin 7 — P-OT (DI) — Positive overtravel
CN1 Pin 8 — N-OT (DI) — Negative overtravel
CN1 Pin 9 — BRK (DO) — Brake output
CN1 Pin 10 — COM- (Common for digital output signals)
CN1 Pin 11 — ZSP (DO) — Zero-speed output
CN1 Pin 12 — TLC (DO) — Torque limit output
CN1 Pin 13 — ALM (DO) — Alarm output
CN1 Pins 14–26 — Reserved

CN2 Pin Summary (encoder)
CN2 Pin 1 — 5V (Encoder power +5V)
CN2 Pin 2 — 0V (Encoder power 0V)
CN2 Pin 3 — A+ (Encoder A phase +)
CN2 Pin 4 — A- (Encoder A phase -)
CN2 Pin 5 — B+ (Encoder B phase +)
CN2 Pin 6 — B- (Encoder B phase -)
CN2 Pin 7 — Z+ (Encoder Z phase +)
CN2 Pin 8 — Z- (Encoder Z phase -)
CN2 Pin 9 — U+ (Encoder U phase +)
CN2 Pin 10 — U- (Encoder U phase -)
CN2 Pin 11 — V+ (Encoder V phase +)
CN2 Pin 12 — V- (Encoder V phase -)
CN2 Pin 13 — W+ (Encoder W phase +)
CN2 Pin 14 — W- (Encoder W phase -)
CN2 Pin 15 — FG (Encoder frame ground)
CN2 Note — Differential line receiver. DI = Digital Input, DO = Digital Output.

Wiring & Mechanical
Mechanical dimensions and wiring diagrams are provided for Position Control Mode and Speed/Torque Control Mode in the product documentation.

Characteristics / Technical specifications

• Model: ACSDP100H-40
• Drive Type: Pulse High-Performance
• Output Power Range: 50 W – 400 W
• Input Voltage: Single-phase AC220V (-15% to +10%), 50/60Hz
• Control Modes: Position, Speed, Torque, Position+Speed, Position+Torque, Speed+Torque
• Position Input Types: Pulse+Direction, CCW-CW Pulse, A/B Quadrature, Internal position
• Electronic Gear Ratio Range: Numerator 1–32767, Denominator 1–32767
• Communication: RS485 (Modbus RTU)
• Display: 5-digit LED with 4-button keypad (▲, ▼, SET, ◄)
• Protection: Overspeed, overvoltage, undervoltage, overcurrent, overload, encoder fault, control power fault, position error
• Monitor: Speed, current position, command pulse accumulation, position error, motor torque, motor current, running status
• Regenerative braking support: internal and external resistor
• Load inertia limit: ≤ 3× motor inertia
• Dimensions (W×H×D): 41 × 159.5 × 158.5 mm; Mounting depth: 158.8 mm; DIN rail width: 38 mm
• Connector interfaces: CN1 (DB26), CN2 (DB15), CN3/CN4 (RJ45), main power L1/L2, motor U/V/W, dynamic brake terminals P/D/C/N, PE protective earth