Controller Options; Digital Communications - Rs232; Digital Communications - Rs485; Comms Address - VERDER CARBOLITE GERO CFM 14/1 Installation, Operation And Maintenance Instructions
1400c combustion tube furnace + 2416 controller
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3.0 2416 Controller
3.4
Controller Options
As options can be ordered in a variety of combinations and for a variety of purposes,
exact instructions are not given here. The full Eurotherm manual may be required to
determine customer parameter settings. To reveal or hide parameters in the controllers
it is necessary to go into configuration mode, a security code is needed. Please consult
Carbolite Gero.
3.4.1 Digital Communications - RS232
If the RS232 option is supplied, the furnace is fitted with one sub-miniature D-socket
connected to the controller comms module. RS232 is suitable for direct connection
to a personal computer (PC) using a "straight through" cable as follows (the linked
pins at the computer end are recommended but may not be necessary). The cable
is usually 9-pin at the furnace end and 9-pin at the computer, but other alternatives
are shown in parentheses.
Product end of cable
female (25-pin) 9-pin
Rx
(2)
Tx
(3)
Com
(7)
3.4.2 Digital Communications - RS485
If an RS485 option is supplied, the furnace is fitted with two D-sockets. Connection
between products is by "straight" cable as follows:
Product end of cable
female (25-pin) 9-pin
-
(2)
+
(3)
Com
(7)
3.4.3
Comms Address
Typically the comms address is set to 1, but this can be changed. In the case of RS485
and multiple instruments it is necessary to set different addresses. To change the
address value, access the level 2 list. In level 2 press the page key until the COMMS
parameter is displayed. Press up
18
RS232 Cable:
product to PC
_________________
3
_________________
2
_________________
5
RS485 Cable:
product to PC
3
2
_________________
5
down
Computer end of cable
9-pin (25-pin) male
3
2
5
7,8
1,4,6
(6,8,20)
Computer end of cable
9-pin (25-pin) female
3
2
5
to select the address value.
(2)
Tx
(3)
Rx
(7)
Com
(4,5)
Link together
Link together
(2)
Tx
(3)
Rx
(7)
Com
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