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Serial Port Relay Cards

   

              
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Serial Port (RS232) relay card options

SERDO8R Relay Card (Click for further images)

SERDO8R - 8 channel relay card (PC104), serial port /RS232 control

SERDO8R Relay Card (Click for further images)

Serial port (PC104) relay card fitted with perspex cover and base plate

Description:

The SERDO8R is a PC104 profile, eight channel, general purpose, serial (RS232) relay card.  The SERDIO8R offers an additional 8 general purpose DIO channels - accessed via a header connector.

Designed to be connected to any RS232 compatible serial port and commanded via a simple command protocol.  Each output can be independently set under software control.  The PCB tracking will handle 4.5 amps (relays have a 10 amp contact rating).

The card is available with two screw terminal blocks which allow connection to all of the NO/Com/NC contacts of the 8 onboard relays.  A third screw terminal block is provided giving user access to the 0V, 5V and 12V DC power connections.

Compatible with Windows 98SE/ME/2000/XP/Vista, MacOSX and Linux platforms.

Available with LabVIEW, LabWindowsCVI, Visual Basic, Visual C, C#, JAVA , VEE & Delphi example programs (see the 'downloads' section of our website).

 

 

Features:  
  • Requires a 12V DC external power supply (see below)
  • Power consumption 300mA max (all channels active)
  • Power connects via screw terminal block (adjacent to D Type)
  • Supplied with nylon feet (will take self tapping screws)
  • Corner mounting holes allow cards to be stacked if required
  • A protective perspex cover & base is also available (see below)
  •  LED channel and power status indicators
  • Dimensions approx 90mm (D) 95mm (W) 22mm (H) (excluding nylon feet)
  • PCB tracking will handle 4.5 amps (relays have a 10 amp contact rating).
  • Simple text commands mean the card can be controlled with commands input from terminal emulation programs (such as Windows HyperTerminal)
  • LabVIEW, LabWindowsCVI, Visual Basic, Visual C,  C#, JAVA , VEE & Delphi example programs available (see Downloads)

 

  • Relays are SPDT, Form C, changeover type, with N/O, COM and N/C contacts taken to the screw terminal blocks along each side of the card
  • Relay Operate 12mS /release time 7mS Max (inc software overhead)
  • DIO channels on SERDIO8R are TTL level digital voltages, each DIO channel can source 25mA
  • 0V, 5V and 12V also taken to a separate 3 way screw terminal block adjacent to the relay contact screw terminal block for possible onward use
  • Standard (9  way D Type straight through) serial cable required for connection to PC serial port (see below)
  • CЄ & RoHS compliant, BS9001:2000 manufacture
  • Free shipping on this product (Worldwide)

 

SERDO8R

SERDIO8R

 

SERDO8R Relay Card

SERDO8R - 8 channel relay card (PC104), serial port /RS232 control

 

SERDO8R

Note: 2.1mm 12VDC Jack socket not fitted on some versions

 

 Order Code: SERDO8R (eight 10A power relays & screw terminal access to all contacts)
 Availability: In stock
 
Cost: 50.00 (Qty  1 - 9) Shipping is free of charge (Worldwide)
Cost: 45.00 (Qty 10-49) Shipping is free of charge (Worldwide)
                                                                                        
What will this cost in my local currency?
 

SERDIO8R Relay Card

SERDIO8R - 8 channel relay card + 8 DIO channels (via header), serial port /RS232 control

Note: 2.1mm 12VDC Jack socket not fitted on some versions

 

SERDIO8R Relay Card

SERDIO8R

Note: 2.1mm 12VDC Jack socket not fitted on some versions

 

 Order Code: SERDIO8R (eight 10A power relays + 8 digital I/O channels & screw terminal access to all contacts)
 Availability: In stock 
 
Cost: 60.00 (Qty  1 - 9) Shipping is free of charge (Worldwide)
Cost: 54.00 (Qty 10-49) Shipping is free of charge (Worldwide)
                                                                                       
What will this cost in my local currency?
 

SERDO8R Relay Card with perspex cover

CoverPC104

(SERDO8R fitted with Perspex cover/base)

Note: 2.1mm 12VDC Jack socket not fitted on some versions

 

 Order Code: CoverPC104
 Availability: In stock
 
Cost: 10.00 (Qty  1 - 9) Shipping is free of charge (Worldwide)
Cost: 9.00   (Qty 10-49) Shipping is free of charge (Worldwide)
                                                                                       
What will this cost in my local currency?
 

5V Universal Power Supply

PSU12V - UNIVERSAL

(12VDC @ 0.5 Amps - universal/international connector options, fitted with 1.5 meter lead and 2.1mm connector  - needs removing if connecting direct to screw terminal inputs)

 

 Order Code: PSU12V-UNIVERSAL
 Availability: In stock
 
Cost: 15.00 (Qty  1 - 9) Shipping is free of charge (Worldwide)
Cost: 13.50 (Qty 10-49) Shipping is free of charge (Worldwide)
Cost: 11.00 (Qty 50-99) Shipping is free of charge (Worldwide)

                                                                       

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What will this cost in my local currency?

2m serial cable

SERCABLE2M

(2 meter serial cable, suitable for use with the SERDO8R and SERDIO8R cards)

 

 Order Code: SERCABLE2M
 Availability: In stock
 
 
Cost: 5.00 (Qty  1 - 9) Shipping is free of charge (Worldwide)
Cost: 4.50 (Qty 10-49) Shipping is free of charge (Worldwide)
                                                                                      

What will this cost in my local currency?

250V Suppressor

Suppressor_250VAC

Recommended for use across relay contacts in 120/240VAC mains switching applications.  (Minimises possible electrical interference with the USB relay card and local mains connected devices (PC for example) caused by switching reactive/inductive/high current loads.  Also helps reduce arcing & wear of relay contact surfaces.  One needed per relay contact pair.

 

 Order Code: Suppressor_250VAC
 Availability: In stock
 
Cost: 2.50 (Qty  1 - 9) Shipping is free of charge (Worldwide)
Cost: 2.25 (Qty 10-49) Shipping is free of charge (Worldwide)
Cost: 2.00 (Qty 50-99) Shipping is free of charge (Worldwide)
                                                                       
 
What will this cost in my local currency?
 
Actual price will be charged in GBP ( Sterling) when order is processed.  Prices are subject to UK VAT where appropriate.  Customers from the USA, Canada, Australia, New Zealand and all other non EEC customers will not be charged UK VAT.  Shipping on these products is free (Worldwide).
 

 

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