Axis 225FD Installation Manual page 14

Page 14
Table 1 - I/O terminal connector block
Pin Function
1 Output A
2 Output B
3 Digital Input 1
4 Digital Input 2
5 RS-485/422-A
(non-inverting)
6 RS-485/422-B
(inverting)
7 GND
Table 2 - LED indicators
LED Function Color
1 Network Green
Amber
Red
Unlit
2 Status Green
Amber
Red
3 Heater Green
Red
4 Power Green
Amber
Description
On the external device output terminals (A and B), there is no distinc-
tion between positive and negative (+ and -). The terminals use a pho-
tocoupler and are electrically isolated from the other internal
circuitry.
The maximum load should not exceed 100mA and the maximum volt-
age should be not more than 50VDC or 35VAC.
Connect to GND to activate, or leave floating (or unconnected) to
deactivate.
A half-duplex RS-485/422 interface for controlling auxiliary equip-
ment.
Ground.
Description
Steady for connection to 100 Mbit/s network. Flashes for network
activity.
Steady for connection to 10 Mbit/s network. Flashes for network activ-
ity.
Flashes rapid red, together with the Status indicator, for hardware
error.
No connection.
Shows steady green for normal operation.
Shows steady amber during reset to factory default or when restoring
settings.
Slow flash for failed upgrade. Rapid flash, together with the Network
indicator, for hardware error.
Steady green when the power connected is sufficient for the heater
i.e. (12V DC min 20W or 24V AC min 25VA)
Insufficient power for the heater.
Normal operation.
Flashes green/amber during firmware upgrade.
AXIS 225FD Installation Guide