3 Ch RS485 PWM Square Wave Pulse signal Generator UART RS232 RS485 Bus Modbus
Specifications
| Return Shipping Will Be Paid By | Buyer |
| All Returns Accepted | Returns Accepted |
| Item Must Be Returned Within | 30 Days |
| Refund Will Be Given As | Money Back |
| Brand | eletechsup |
| Type | PWM |
| MPN | Does Not Apply |
| Model | OP71A04 |
Packname: 3Ch 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator UART RS232 RS485 Bus Modbus RTU Board 1 pcs 3 Ch RS485 PWM Square Wave Pulse signal Generator(Please choose the version you need) Features 1 Working voltage: 5V (5V version), 8-24V (12V version); 2 Working current: 11-15MA; 3 MODBUS RTU command supports 03, 06, 16 function codes; 4 RS485/TTL232 interface optional 5 This module has a total of 3 independent PWM outputs, and the frequency and duty cycle can be set separately; 6 PWM frequency range 1Hz~20KHz, adjustment step 1Hz, accuracy 0.6% 7 Duty cycle range 0%~100%, adjustment step 1%, accuracy 0.6% 8 PWM is TTL Level ,single channel maximum driving current 20MA, 3 channels total maximum driving current 28MA 9 Default baud rate 9600 N 8 1, Baudrate and parityoptional 10 If the setting is wrong, you can short-circuit RESET for 5 seconds to restore the factory settings 11 In MODBUS RTU command mode, up to 247 devices can be used in parallel 12 size: 31*15*6.2mm 13 Weight: 3 grams For instruction details, please refer to PWM8A04 modbus rtu protocol Application: 1. LED Dimming controller 2. DC Motor & Stepper Motor PWM Debug Controller 3. SCR dimming controller 4. PLC Industrial Controller