Modbus Via Internal Modem (Modbus Rtu_Tcp) - Honeywell EK280 Applications Manual

EK280
The following connection parameters for
of this chapter):
Short
Descrip.
CW5.S Call acceptance window start
CW5.E Call acceptance window end
Event Connection event
EvTyp Connection event type
Iface Connection interface
SuplT Connection power supply type
TypPr Connection protocol type

8.1.8 Modbus via internal modem (Modbus RTU_TCP)

In the EK280 communication via the internal GPRS modem in RTU_TCP mode can be via Modbus amongst
others. Values can be read and updated and archives can be retrieved.
Modbus communication is available for both battery and external power supply operation. For both operation
types it is necessary for at least one call acceptance window to be open.
8.1.8.1 Connection
The internal GSM and GPRS modem is described in  chapter 7.1. GSM and GPRS operation with TCP-IP
is also described here.
8.1.8.2 Parametrization of the EK280
a) Send the following parameter file to the EK280 ( chapter
− EK280_xvx. - int. ECM-GW-120 - Modbus-TCP (*)
b) The "internal modem" interface, the Modbus parameters and the connection parameters for Modbus
operation via internal modem are preset in this parameter file.
c) Customized settings can be set using enSuite.
To do this select "Navigation" on the left-hand side and then
navigation window. Under "Parameters" > "Interfaces" >
parameters required for this application.
The following Modbus parameters are set by default via parameter file ( chapter 8.1.8.2, paragraph "a)"):
44 The "x" stands for the version of software on the device, e.g. "2v2".
The star * stands for a small letter which indicates the version of the file, e.g. "a".
Application Manual
"connection 1"
Description
Table 4: Default connection parameters
are set by default via parameter file ( paragraph b)
Address Value
14:150 00:00 Start call acceptance window
11:59
14:158 End call acceptance window
PM
5:D70 2F05 Call window 5 created
0: Time
5:D75 1
1: Period
5:D72 2 Terminal i.
0: all
5:D76 2 1: Battery
2: ext. supply
0: Server
5:D77 0 (Protocol recognition)
4: Modbus (fix)
3.6 Send parameter
44
"Parameterize online" at the bottom of the
"internal modem" > "Modbus" you will find the
175
Content
file, p. 21):