Brushless DC drive BLAR-090140-MH

low-voltageCANopenRS485

Overview
The BLAR-090140-MH is an intelligent digital brushless DC drive for industrial applications, combining positioning control and brushless motor drive functions in a single unit. It supports Hall-sensor or sensorless motors and multiple communication and control modes; power capability up to 15 kW with a supply range of 18–90 VDC, 140 Arms continuous and 280 Arms peak.

Key highlights

• Supply voltage: 18–90 VDC
• Continuous current: 140 Arms
• Peak current: 280 Arms
• Maximum power capability: up to 15 kW

Quick specifications
Supply Voltage: 18–90 VDC
Continuous Current: 140 Arms
Peak Current: 280 Arms
Maximum Power: up to 15 kW

Confirmed Technical Specifications
Control modes: speed control and torque control
Current-loop sampling: 16 kHz (62.5 μs)
Speed-loop sampling: 2 kHz (500 μs)
PWM frequency: 1 kHz–100 kHz; minimum pulse width 220 ns
Analog command: ±10 V differential (5 kΩ)
Feedback: Digital Hall or incremental A/B encoder; encoder rate up to 5 Mline/s
Protection: overvoltage, overcurrent, undervoltage, overload, overtemperature, encoder fault, I²t, short circuit

Mechanical Dimensions Reference
Applicable table row: BLAR-140A210
Dimension units: mm

Control & Performance
Control modes: speed and torque control
Current-loop bandwidth: typically ~1.5 kHz (depends on tuning and motor inductance)
Motor compatibility: permanent-magnet brushless DC motors with Hall or sensorless feedback
Feedback options: digital Hall or incremental A/B quadrature encoder

Command & Communication
Speed/torque command: PWM or ±10 V analog
PWM modes: unipolar 0–100% (selectable polarity) or bipolar 50% ±50%
PWM frequency: 1 kHz–100 kHz; min pulse 220 ns
Analog input: ±10 V (5 kΩ differential)
RS232: 9,600–115,200 baud (ASCII or binary)
RS485: 9,600–115,200 baud (Modbus RTU)
CAN (optional): 20 kbit/s–1 Mbit/s; CANopen DS-301 V4.02 / DS-402 device profile
LEDs: status and CAN network indication

Digital I/O & Protection
Digital inputs: 6 (NPN, active-low); configurable for enable, reset, limits, PWM sync, run/stop, high-speed pulse
Digital outputs: 2 (NPN, active-low; max 300 mA / 30 VDC); configurable for fault, brake, sync, user events
Protection functions: overvoltage, overcurrent, undervoltage, overload, overtemperature, encoder fault, I²t, output short circuit

Operating Conditions
Supply range: 18–90 VDC (variants 135/180 VDC on source technical page)
Installation: no corrosive or flammable gases; altitude below 1,000 m
Ambient temperature: −20 °C to +50 °C
Humidity: 5%–95% RH, non-condensing
Vibration / shock: < 4.9 m/s² / < 19.6 m/s²

J1 — Motor & Main Power
Pin 1/2/3: U / V / W motor phases
Pin 4: 0 V
Pin 5: DC 20–90 V
Protective earth: connect motor PE to protective ground per wiring overview

J2 — Motor Feedback (15-Pin)
Pin 1/2: NTC* / NTC*
Pin 3/4/5/6: U+ / +5 V / 0 V / V+
Pin 7/8: not assigned
Pin 9/10: W+ / not assigned
Pin 11/12: B− / B+
Pin 13/14: A− / A+
Pin 15: IN5* temperature-switch
Ordering note: specify NTC temperature-sensor input or temperature-switch option when ordering (switch uses pins 1 and 15)

J3 — Control Signals (10-Pin)
Pin 1/2: OUT2 brake (BRK) / OUT1 fault (ERR)
Pin 3: IN2 analog direction (F/R)
Pin 4: IN3 (HS) PWM direction (DIR)
Pin 5: IN4 (HS) PWM pulse (PUL)
Pin 6: IN1 enable (EN)
Pin 7/8: +5 V output / GND
Pin 9/10: AREF− / AREF+ analog reference
Single-ended: AREF− = 0 V; AREF+ = 0–10 V
Differential: AREF− = −10 V; AREF+ = +10 V

J4 / J5 — RS485 & CAN (Optional)
Pin 1: 485A (CAN_H optional)
Pin 2: 485A (CAN_H optional)
Pin 3/4: GND_C / GND_C
Pin 5/6: 485B (CAN_L optional) / 485B (CAN_L optional)
Note: CAN signal names in parentheses are optional per source technical page

J6 RS232 Debug & J7 Auxiliary Power
J6 pins: standard RS232 debug pinout (RxD, TxD, signal ground as listed)
J7: GND = 0 V; +AUXHV = +24 V or main supply voltage

Diagrams & Drawings
Wiring diagram, connector diagrams and mechanical outline drawings are available on the product technical page.

Caractéristiques / Spécifications techniques

• Model: BLAR-090140-MH
• Series: BLAR Series intelligent brushless drive
• Supply voltage: 18–90 VDC
• Continuous current: 140 Arms
• Peak current: 280 Arms
• Maximum power capability: up to 15 kW
• Control modes: speed control and torque control
• Current-loop sampling: 16 kHz (62.5 μs)
• Speed-loop sampling: 2 kHz (500 μs)
• PWM frequency range: 1 kHz–100 kHz; min pulse width 220 ns
• Analog command: ±10 V (5 kΩ differential)
• Feedback: Digital Hall or incremental A/B encoder; encoder rate up to 5 Mline/s
• Communications: RS232 (9.6k–115.2k), RS485 Modbus RTU (9.6k–115.2k), optional CAN (20 kbit/s–1 Mbit/s, CANopen)
• Digital I/O: 6 digital inputs (NPN active-low); 2 digital outputs (NPN active-low; max 300 mA / 30 VDC)
• Protection: overvoltage, overcurrent, undervoltage, overload, overtemperature, encoder fault, I²t, short circuit
• Operating temperature: −20 °C to +50 °C
• Humidity: 5%–95% RH non-condensing
• Installation altitude: below 1,000 m
• Mechanical / connector refs: J1 motor/main power, J2 feedback (15-pin), J3 control (10-pin), J4/J5 RS485 & CAN, J6 RS232, J7 auxiliary power