Product Details

The M Series Modbus Remote I/O Module is an industrial class, isolated designed, high reliability, high stability and high precision data acquisition module, embedded 32-Bit High Performance Microprocessor MCU, provides a RS485 interface. It provides multi I/O, supports standard Modbus RTU, can be intergraded into SCADA, OPC server, HMI and other automation systems. It is design for working in the harsh industrial application environment, widely used in a variety of industrial automation, security monitoring system, automatically measurement and control system.

The M Series Modbus Remote I/O module provides different I/O ports for variety applications. Includes optical-isolated digital inputs, compatibles dry contact and wet contact, supports max 10MHz high speed pulse counter, the DIN1 can be used for encode, digital outputs supports 10Hz~300Khz high speed pulse output or relay outputs, the DO1 supports PWM high-speed pulse output, the output duty cycle from 10-90%; DO2 can be used to control the direction of the stepper motor, isolated 12bits analog inputs, supports 0~5V, 0~10V, 4~20mA, 0~20mA analog signal, 12bits analog outputs, supports 0~10VDC signal output, resistance thermal detector inputs compatibles 2/3 wires PT100 and PT1000. All of the I/O ports are high sampling frequency and special filtering strategy to ensure its reliability.

The M Series Modbus Remote I/O module can work at wide working voltage range, the range is 12 ~ 36VDC with anti-reverse protection design. Also, it provides 1channel 12~36VDC power output for external device to save wiring cost.

M Series Modbus Remote I/O Module Table
Model	Descriptions	DC Output	DC Input	Classic Power Consumption
M100	1 RS485, 2 DI, 2 AI, 2 DO(Sink) or Relay	1 DC	12~36VDC	0.84W-1.32W
M110	1 RS485, 4 DI, 4 DO(Sink) or Relay	1 DC		0.84W-1.32W
M120	1 RS485, 4 DI, 4 AI, 2AO, 4 DO(Sink) or Relay	1 DC		0.84W-1.32W
M130	1 RS485, 8 DI, 4 DO(Sink) or Relay	1 DC	12~36VDC	0.64W-1.84W
M140	1 RS485, 8 DI, 8 DO(Sink) or Relay	1 DC
M150	1 RS485, 8 DI, 4 AI, 4 DO(Sink) or Relay	1 DC
M160	1 RS485, 8 DI, 8 AI, 8 DO(Sink) or Relay	1 DC
M200	1 RS485, 2AO	1 DC	12~36VDC	0.84W-1.32W
M210	1 RS485, 4 DI	1 DC		0.84W-1.32W
M220	1 RS485, 4 DO(Sink) or Relay	1 DC
M230	1 RS485, 4 AI	1 DC
M240	1 RS485, 4 RTD, 2/3 wire PT100/pt1000	---		0.6W-0.84W
M310	1 RS485, 8 DI	1 DC	12~36VDC	0.64W-1.84W
M320	1 RS485, 8 DO(Sink) or Relay	1 DC
M330	1 RS485, 8 AI	1 DC
M340	1 RS485, 8 RTD, 2/3 wire PT100/pt1000	、	12~36VDC	0.6W-0.84W
M410	1 RS485, 16 DI	1 DC		0.74W-0.96W
M420	1 RS485, 16 DO(Sink) or Relay	、		0.6W-0.85W

Mainly Features

Ø Embedded 32-Bit High Performance Microprocessor MCU, inbuilt watchdog;

Ø Power supply 12~36VDC with over voltage and phase-reversal protection;

Ø Optical isolated digital input(Compatible Dry or Wet type);

Ø DIN1 supports max 10MHz high speed pulse counter, can be used to encode measurement;

Ø Digital output(Sink) or relay output, supports 10Hz~300KHz high speed pulse output;

Ø DO1 supports PWM high-speed pulse output, the output duty cycle from 10-90%;

Ø DO2 can be used to control the direction of the stepper motor;

Ø Isolated analog input, 12-bit resolution, supports 0~20mA,4~20mA,0-5VDC, 0-10VDC;

Ø Analog output, 12-bit resolution, supports 0-10VDC;

Ø RTD input, supports PT100 and PT1000 resistance sensor, compatible 2 or 3 wires;

Ø High sampling frequency and special filtering strategy to ensure reliability;

Ø 1 RS485 Serial port, supports Modbus RTU slave;

Ø Provides 1 channel VDC power source output for external device, saving wiring cost;

Ø LED instructions work status, with reset button to reset, easy on-site installation and commissioning;

Ø Using metal shell, protection class IP30. Metal shell and system security isolation, especially suitable for industrial applications in the field;

Ø Small size, L105 * W88 * H30mm, compatible wall installation and DIN35mm industrial rail installation.

4. Technical Specifications

• Digital Input
Sensor Type	Wet Contact (NPN or PNP), Dry Contact
I/O Mode	DI or Event Counter
Dry Contact	• On: short to GND, logic=1 • Off: open, logic=0
Wet Contact (DI to COM)	• On: 10 to 30 VDC,logic=1 • Off: 0 to 3 VDC,logic=0
Counter Frequency	Only the 1^st Channel can be used as pulse counter, Compatibles DI and counter simultaneously. Counter value will save after power off. High Speed Mode: Max. 10Mhz(Default); Low Speed Mode: Max. 10KHz (Optional, can open the cover to choose low speed mode.)
Digital sampling frequency	500Hz
Digital filtering strategy	Continues 3 times
Isolation	Optical Isolated,3k VDC or 2k Vrms
• Digital Output
Type	Sink or Relay(DC 5A/30V,5A/250VAC)
I/O Mode	DO or Relay or Pulse Output
Pulse Output Frequency	10Hz~300KHz(Only the 1^st Channel is Sink type can be used as high speed pulse output, DO1 supports PWM high-speed pulse output, the output duty cycle from 10-90%; DO2 can be used to control the direction of the stepper motor.)
Over-Voltage Protection	50 VDC
Over-Temperature Shutdown	175°C (typical), 150°C (min.)
Load Current	Max.500 mA per channel
Digital sampling frequency	500Hz
Isolation	If DO is Sink type, then no isolation. If it is Relay, then is electrical isolation.
• Analog Input
Type	Differential input
Resolution	12 bits
I/O Mode	Voltage / Current (backside switch selectable)
Input Range	0~5VDC , 0~10VDC, 0~20 mA, 4~20mA,
Accuracy	±0.1% FSR @ 25°C ±0.3% FSR @ -10 and 60°C ±0.5% FSR @ -40 and 75°C
Sampling frequency	20Hz
Isolation	Electrical isolation
• RTD Input
Sensor Type	PT100 or PT1000
Measurement Range	-120~+420℃
Resolution	0.1°C or 0.1 ohm
Input Connection	2- or 3-wire
Accuracy	±0.1% FSR @ 25°C ±0.3% FSR @ -40 and 75°C
Sampling frequency	20Hz
Isolation	No
• Analog Output
Type	Differential input
Resolution	12 bits
Output Range	0 to 10 VDC
Drive Current	1A (max.)
Accuracy	±0.1% FSR @ 25°C ±0.3% FSR @ -10 and 60°C ±0.5% FSR @ -40 and 75°C
Isolation	No
• Working Power Requirements
Input Voltage	12~36VDC for no-AO output model, 24`36VDC for AO output model; Peak Voltage:+40VDC, Power consumption: Less than 1.7W, If equipped relay output, then each Relay action: 0.15W.
Input Current	139 mA @ 24 VDC
• Power Output
Output Voltage	12~36VDC, equal to the input voltage.
Output Current	139 mA @ 24 VDC
• Serial Port
RS485	MODBUS RTU Slave.
Protection	15KV ESD Protection
Modbus Slave address	1~247
Response Time	10mS
Baud Rate	1200,2400,4800,9600,19200,38400,57600,115200Bps;
• Physical Characteristics
Wiring	I/O cable max. 14 AWG
Dimensions	105 x 88 x 30 mm
Weight	Under 205 g
Mounting	DIN rail or wall
• Environmental Limits
Operating Temperature	Standard Models: -10 to 60°C (14 to 140°F) Wide Temp. Models: -40 to 75°C (-40 to 167°F)
Storage Temperature	-40 to 85°C (-40 to 185°F)
Ambient Relative Humidity	5 to 95% (non-condensing)
Altitude	Up to 3000 m