Armstrong AGE4, Installation And Operating Instructions Manual

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3.4.2.4 ETHERNET
Electrical properties
Connector RJ-45, 10BASE-T, 10 Mbit/s.
Services
-Web server (port 80)
-Software update through web interface.
- Modbusa RTU through TCP/IP
Default IP address 192.168.0.245 (on twin model AGE4D, the second head IP is 192.168.0.246)
Ethernet visual
diagnostics
LED1
Slowly blinking if module is on. Lights up when the connection is established.
LED2
3.4.2.5 MODBUS
Modbus over Ethernet
Server address 192.168.0.245:502 IP address is the same as for pump web server,
port is fixed as 502
Device address 245 Default value, can be changed over Modbus
Data format and
protocols
x
Modbus TCP
x
Modbus RTU over TCP
x
Modbus UDP
x
Modbus RTU over UDP
Protocol is automatically selected according to
established connection and received request.
3.4.2.6 RS-485
RS-485
Connector type Screwless terminals 2+1 pins. See section 3.1 Terminals
Data protocol
-
Modbus RTU
-
BACnet MS/TP
Only one at a time.
Selectable over Web interface (tab “Network”)
Bus wire configuration Two-wire + common Conductors: A, B and COM (Common).
See section 3.1 Terminals
Communication
transceiver Integrated, 1/8 of
standard load Connect either via passive taps or daisy chain.
Maximum cable length 1200 m See section 6.6 Termination
Line termination Not present Line termination is not integrated. For low
speed/short distance, termination can be omitted.
Otherwise, terminate the line externally on both
ends.
Supported transmission
speeds Up to 38400 baud See data for protocol used.
Start bits, data bits 1, 8 Fixed.
Visual diagnostics LED2 Flashing yellow when data reception detected.
Combined (OR) with Ethernet ACT function.
Maximum number of
devices 256 1/8 nominal load enables 256 devices, protocol limit
might be lower.
Isolation Common ground (COM)
with SET1, SET2 and
SET3. Bus shares common ground with other signals.