VIVA+ is a completely buffered CNC parallel breakout board. Supports up to 6 axes, five inputs, spindle and coolant output relays, analog output 0-10V, watchdog protection with extra output relay, and is powered from 220VAC.

  VIVA+  Features :

• Completely supports MACH3 and any other soft tool that uses an LPT port.
• AC 220V input power.

• 6 axes control signals (Pulse ”PUL” and Direction “DIR”) :

1. Main / Auxiliary X-axis.
2. Main / Auxiliary Y-axis.
3. Z-axis.
4. A-axis.
5. B-axis.
6. C-axis.

• Control signals are TTL compatible (10mA).
• Supports five external inputs. Three inputs for axes limits (NPN proximity sensors or micro switch inputs) and two inputs for emergency stop and probe inputs (dry contact).
• All inputs are optically isolated for safety.
• Two relay outputs for spindle and coolant control (5A maximum current).
• Optional extra output relay (controlled from pin9).
• 0-10V analog output (PWM-controlled) for controlling spindle speed.
• Watchdog feature with optional relay output to ensure that all outputs are disabled during PC starting up and software program loading.
• All outputs and inputs are brought out via pluggable screw clamp connectors for flexibility.

• LED indicator for :  

1. Output pulse signal “PUL” (RED LED).
2. Output direction signal “DIR” (Green LED).
3. Output relays “spindle”, “coolant” and “watchdog” (RED LED).
4. Input signals ”XL”, ”YL”, ”ZL”, ”EMR”, and ”PRB” (Yellow LED).
5. Input power (RED LED).

• Dimension: 180 X 110 X 30 mm.

RM8U is an 8-channel USB-controlled relay module. It can be used to control electrical devices remotely from a PC over a USB port such as lamps, motors, and locks. RM8U features a wide operating voltage range (9-40V) and supports serial communication baud rate speeds starting from 2400 up to 115200 bps. RM8U module is well protected, filtered, and fully isolated.

  Features:

• Supports Windows XP, 7, 10, and 11.
• Supports 8 relay outputs.
• Wide operating voltage range: 9~40 DCV.
• Control: Serial communication.
• Driver: CH340.
• Supported baud rates: 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 76800, and 115200.
• Interface: USB type B connector.
• Simple control protocol: Just two-character commands.
• All outputs are optically isolated.
• Both normally open and normally close relay contacts are available.
• Reverse polarity protection.
• On-board DC power filter.
• Power LED indicator.
• Serial communication LED status.
• LED indicator for each relay.
• Mounting: Four (Ø 3.5mm) mounting holes for easy installation.
• Dimensions: 214 X 55 X 21mm.

8-Channel solid state relay module (5V) 240VAC/2A directly interfaced to microcontroller or TTL logic.

  Features : 

• Input signal: 5V (active high).
• Maximum output current: 2A.
• Maximum output voltage: 240VAC.
• 2 Ampere overcurrent protection fuse.
• LED indicator.

RM4U is a 4-channel USB-controlled relay module. It can be used to control electrical devices remotely from a PC over a USB port such as lamps, motors, and locks. RM4U features a wide operating voltage range (9-40V) and supports serial communication baud rate speeds starting from 2400 up to 115200 bps. RM4U module is well protected, filtered, and fully isolated.

  Features:

• Supports Windows XP, 7, 10, and 11.
• Supports 4 relay outputs.
• Wide operating voltage range: 9~40 DCV.
• Control: Serial communication.
• Driver: CH340.
• Supported baud rates: 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 76800, and 115200.
• Interface: USB type B connector.
• Simple control protocol: Just two-character commands.
• All outputs are optically isolated.
• Both normally open and normally close relay contacts are available.
• Reverse polarity protection.
• On-board DC power filter.
• Power LED indicator.
• Serial communication LED status.
• LED indicator for each relay.
• Mounting: Four (Ø 3.5mm) mounting holes for easy installation.
• Dimensions: 144 X 55 X 21mm.

SNM-H module is a smart serial USB (H-type connector) to wireless module based on the nRF24L01+ from Nordic Semiconductor and uses the controller ATMEGA8.

The nRF24L01+ module is designed to operate in the global 2.4GHz ISM frequency band and uses GFSK modulation to transmit data.

ATMEGA8  microcontroller comes pre-programmed to support RMxN relay modules protocol. However, the user can program ATMEGA8 microcontroller with other firmware.

SNM-H module uses a CH340 chip as a USB to Serial converter.

  Features: 

• Compatible with the protocol of RMxN wireless relay module.

• USB interface: USB type H connector.
• Driver: CH340.
• Baud rate: 115200.

4-Channel USB/RS232 Hub Converter.

  Features: 

• No of channels: 4.
• USB interface: type B.
• RS232 interface: DB9 male + pin header.
• Driver: CH340.
• Signals per channel: RX, TX, DTR, and DSR.
• USB speed: high speed.
• Maximum transfer rate: 1Mbps.
• Operating temperature: (-40….85˚C).
• Green LED for power indication.
• Two red LEDs for serial communication activity RX, Tx for each channel.
• Four (Ø 3.5mm) mounting holes for easy installation.
• Dimension: 185 x 45 x 15mm.

16-Channel active high relay module (5-40V) up to 10A rated current directly interfaced to a microcontroller or TTL logic.

  Features :

• Operating voltage range: 5V – 40V.
• Signal voltage range: 3V-24V (Active high).
• Max output current: 10A (Resistive load).
• Output terminals: NO/COM/NC.
• LED indicator for each output relay.
• Four (Ø 3.5mm) mounting holes for easy installation.
• Dimensions: 176 X 92 X 18mm.

RM2U is a 2-channel USB-controlled relay module. It can be used to control electrical devices remotely from a PC over a USB port such as lamps, motors, and locks. RM2U features a wide operating voltage range (9-40V) and supports serial communication baud rate speeds starting from 2400 up to 115200 bps. RM2U module is well protected, filtered, and fully isolated.

  Features:

• Supports Windows XP, 7, 10, and 11.
• Supports two relay outputs.
• Wide operating voltage range: 9~40 DCV.
• Control: Serial communication.
• Driver: CH340.
• Supported baud rates: 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 76800, and 115200.
• Interface: USB type B connector.
• Simple control protocol: Just two-character commands.
• All outputs are optically isolated.
• Both normally open and normally close relay contacts are available.
• Reverse polarity protection.
• On-board DC power filter.
• Power LED indicator.
• Serial communication LED status.
• LED indicator for each relay.
• Mounting: Four (Ø 3.5mm) mounting holes for easy installation.
•  Dimensions: 100 X 55 X 21mm.

8-Channel 24V relay module up to 10A rated current active high/low trigger directly interfaced to microcontroller or TTL logic with opto-isolation.

  Features :

• LED indicator for each output relay.
• Both normally open and normally close are available.
• Contact current up to 10A (Resistive load).
• Isolated/non-isolated operation mode.
• Active high/low trigger operation.
• Input signals can be applied through screw terminals or pin headers for flexibility.
• Separated screw terminal power input for relay contact ( isolated mode ).
• Reverse polarity protection.
• Four (Ø 3.5mm) mounting holes for easy installation.
• Dimension: 146 X 66 X 20mm.