3.2.6 DeviceNet interface
See additional Operating Instructions 17200055.
3.2.7 Ethernet/IP interface
See additional Operating Instructions 17200056.
Operation
22
VALVE
HEATER
FAN
MAINS IN
L1
N
FOREPUMP
X22
5 (GND)
18
10
12
6
(24VDC, 80mA)
19
13
11
2 (Start)
3 (Stop)
6 (24VDC)
4
5
1 (Remote)
(Optional relay 2)
(Optionsrelais 3*)
(Normal relay)
Output relay
TD 20
classic
with
25-way terminal strip
Note: Optional relay 1 and
error relay are not shown
* Set parameter 318 to 3
Fig. 3.7 Example for external connections compatible with the NT 20 (principle)