The production of Unipi Axon controllers was discontinued. The Axon line was replaced by the next generation named Unipi Patron.

Technical parameters

The following article contains technical details of communication interfaces on Axon PLCs, as well as the controllers' storage, installation and working conditions.

Axon

Terminals RS485-A, RS485-B
Galvanic isolation Yes
Isolation voltage 1000 V
ESD protection ±15 kV
Communication speeds 2400 bps
4800 bps
9600 bps
19200 bps
38400 bps
57600 bps
115200 bps
Input impedance 12 kΩ
Input voltage hysteresis 70 mV
Output characteristic ±2.5 V
Terminating resistor Built-in attachable 120 Ω
RS485 pull-up / pull-down resistors 560 Ω / 560 Ω
Terminals RXD, TXD, GND
Galvanic isolation No
ESD protection ±15 kV
Communication speeds 2400 bps
4800 bps
9600 bps
19200 bps
38400 bps
57600 bps
115200 bps
Input impedance 5 kΩ
Input voltage hysteresis 0,5 V
Output characteristic ±7,8 V
Working temperature 0 °C .. +55 °C
Rated voltage -SELV 24 VDC (±5%)
Reverse polarity protection Yes
Storage conditions Temperature: -25 °C .. +70 °C
Humidity: 10 % .. 95 %, w/o aggressive substances, condensing vapours or fog
Electric strength according to EN 60950
Ingress protection (IEC 529) IP20
Working position Vertical
Installation To a 35 mm DIN rail in an electrical distribution box
Connection Pluggable screw terminals
Wire gauge Max. 1,5 mm2 for 1-Wire
Max. 2,5 mm2 for other terminals
Terminal spacing 3,5 mm for 1-Wire
5,08 mm for other terminals
Terminal tightening torque Max. 0,4 Nm