9 Technical Reference
9.1 Dimensions
RS485
DI
1
2
3
4 GND
A
AI
AO
HMI
1
2
3
4
5
B
GND
24VDC
+
_
+
_
+
_
PWR
DI1
DI2
DI3
DI4
DO1
DO2
DO3
DO4
ALARM A
ALARM B
RUN
COMMS
RS485
USB
NODE
ADDRESS
ON
OFF
MASTER
SLAVE
TERM
DO1
NO COM
NO
COM
T4
T3
GND
DO2
DO3
NO COM
NO
COM
DO4
ETHERNET
1 2
3
4 5
6
7
8
9
0
1
2
3
WS010943B
1. 112 mm (4.4 in)
2. 45 mm (1.8 in)
3. 106 mm (4.2 in)
9.2 Environmental requirements
Parameter
Value
Operating temperature
-20°C – +65°C (-4°F – 149°F)
Storage temperature
-20°C – +70°C (-4°F – 158°F)
Operating humidity
Relative humidity, maximum 90%
Sunlight exposure
UV-resistant
Maximum altitude
• With UL approval: Maximum 2000 m (6562 ft)
• Without UL approval: 4000 m (13 123 ft)
Pollution degree
2
Installation location
Indoors
Not intended for use in wet locations
Overvoltage category
II
9.3 IP rating
IPXY
1 2 3
1. Ingress Protection Code (IP)
2. Degree of protection against foreign objects
3. Degree of protection against water
9 Technical Reference
APP 412 Installation, Operation, and Maintenance manual
27