RDLC320 Controller User Manual
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© 2016 Ruida Technology. All Rights Reserved.
Chapter 4 Description of IO Board Interface Signal
4.1
Interface of Main Power Source CN1
This control system employs single 24 power supply. For a certain
margin, it is suggested to select 24V/2A power. Besides, this system
is compatible with 36V power, that is to say, the 36V power of
Motion driver can directly be connected to this main power port of
this system, but generally it is not suggested to do so.
4.2
Panel Signal-Cable Interface HMI
HMI is a standard DB9 port, with the special cable shipped with the controller,
may connect the IO board and the panel.
4.3
General Output Port CN2
Definition of general output port (6Pin, 3.81mm space)
Pin
Symbols
Definitions
1
OGND
External power ground (output)
2
Out4
General output 4, with the function reserved.
3
Out3
General output 3, with the function reserved.
4
Out2
General output 2, and the signal port of operating status.
If this port is externally connected with the relay, the
relay coil is broken over when it works; no influence is
produced when it suspends working. When its work ends
or is stopped manually, the relay coil will be cut off.
5
Wind
General output 1. When the blower control is enabled,
this port will output the control signal of the blower,
otherwise it will output other special control signals.
When the blower is connected and its control enabled, the
blower switch can be set separately on each layer. If the
relay is connected externally, the relay coil will be broken
over when the blower is on; the relay coil will be cut off
when the blower is off.
6
O 24V
External power output (If the interface of main power
source is powered with 24V power supply, this pin should
be 24V; if it is powered with 36 V power supply, this pin
S.N
Symbols
Definitions
1
OGND
24V power ground (input)
2
+24V
24V power positive (input)
3
NC
NC
4
NC
NC
Caution
