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SDC-320
Wiegand door controller
Revision 1.0 - (May 12, 2016)
Quick Start Guide
Introduction
The SDC-320 is a multiple door controller that can control up to 8 doors. It has two relay outputs
and four inputs.
The PC can connect to it using the built-in Ethernet connector.
It has a reader RS-485 network that can also connect up to sixteen slave devices including remote
I/O units. This network also supports OSDP secure channel.
Two Wiegand compatible devices can also be attached directly onto the controller.
The unit comes with a 12Vdc 5A power supply and a battery backup of 7Ah and is mounted in a
lockable case.
Figure 1
SDC-320 Controller board - labeled
Copyright© 2016 – Saflec Systems (Pty) Ltd.
http://www.saflecsystems.co.za
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Summary of Contents for Saflec Systems SDC-320
- Page 1 Revision 1.0 - (May 12, 2016) Quick Start Guide Introduction The SDC-320 is a multiple door controller that can control up to 8 doors. It has two relay outputs and four inputs. The PC can connect to it using the built-in Ethernet connector.
- Page 2 SDC-320 Wiegand door controller Figure 2 Possible position for an SDC-320 in a SACS access control system. Copyright© 2016 – Saflec Systems (Pty) Ltd. http://www.saflecsystems.co.za...
- Page 3 Right to move to the next character. This process would repeat until the entire password has been entered, then the Enter button is pressed to confirm. Copyright© 2016 – Saflec Systems (Pty) Ltd. http://www.saflecsystems.co.za...
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Page 4: Step 1: Connecting The Power Supply
Step 2: Set the address using the configuration menu The SDC-320 communicates with other controllers via a multi-drop RS-485 communications network. Each controller on this network requires a unique address for communications and identification. -
Page 5: Step 3: Connecting The Rs-485 Device Network
Cat5 cable that is used for this connector is the ‘T-586B’ wiring scheme as seen in the figure below. Figure 6 Wiring used in the RJ-45 plug as seen from below. Copyright© 2016 – Saflec Systems (Pty) Ltd. http://www.saflecsystems.co.za... - Page 6 DC or AC power to be switched through the relay. The configuration of this output mode can be accomplished using the jumpers J11 to J15. Possible output modes are listed on the following page. Copyright© 2016 – Saflec Systems (Pty) Ltd. http://www.saflecsystems.co.za...
- Page 7 Make sure that sufficient power is available from the power supply for all internally switched outputs, for the controller and for any readers powered from the power supply. Figure 12 Example wiring for an internally powered magnetic lock – normally closed. Copyright© 2016 – Saflec Systems (Pty) Ltd. http://www.saflecsystems.co.za...
- Page 8 Diagram showing freewheeling diode over an internally powered inductive load (eg. strike lock) – normally open. Step 7: Connect the Wiegand devices The Wiegand devices communicate with the SDC-320 via five signalling lines. These lines can be broken into two groups: ...
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Page 9: The Web Interface
‘Netsilicon’. These passwords can be changed from the ‘Change Password’ link at the bottom. Figure 16 The Change Password page before and during password change When the password is entered and verified a save button will appear to persist the change. Copyright© 2016 – Saflec Systems (Pty) Ltd. http://www.saflecsystems.co.za... -
Page 10: Product Specifications
Note: Care must be taken not to exceed the contact ratings listed to prevent damage to the controller. RS-485 reader network Transient Protection Protection type Galvanic isolation Maximum protection voltage Maximum Network Length 500 metres (Data only) Auxiliary power output Voltage (DC) 12Vdc Total output current Copyright© 2016 – Saflec Systems (Pty) Ltd. http://www.saflecsystems.co.za...