ecoTEC exclusive installation and maintenance instructions / 0020017768_02
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5.10.4 Details for the connection of an external
timer to the connection rail
3
9
8
7
MAINS
SUPPLY
230 V
50 Hz
L
L
L N
N
N
N
20 VDC
(DO NOT USE 7, 8, 9 IN UK!)
3 A FUSE
SWITCH
CONTACTS
ROOM
THERMOSTAT
CLOCK
4 5
Fig. 5.14 Details for the connection of timers
If it is intended to connect a room thermostat in addi-
tion to a timer, the connection between the ON connec-
tion of the timer and connection 4 on the boiler must be
interrupted by the contacts of the room thermostat (see
circuit diagram Fig. 5.14).
5.10.5 Optional plug-in timers by Vaillant
Further details for the connection can be found in the
relevant instructions of the accessories. The cover on
the connection box should be replaced after all the elec-
trical connections have been made. The cover is secured
with two clips.
Controller
Item no.
Connection
VRT 400 (single-circuit weather compensator)
307 409
Installation in electronics box (plug-and-play)
VRT 240 (room thermostat)
307 401
Wall mounting, terminal 3 - 4
VRT 360f (room thermostat)
0020018253
Remote controller, receiver wall mounting
VRT 360 (room thermostat)
307 406
Wall-mounted, 2-wire bus
VRT 40 (room thermostat)
300 662
Wall-mounted, 3-wire connection to terminals 7-8-9
VRT 50 (room thermostat)
0020018265
Wall-mounted, eBus
Telecommunication
Item no.
Connection
vrnetDIALOG 830
00 2000 3988 GSM/GPRS, wall-mounted or installation in electronics box
(plug-and-play)
vrnetDIALOG 840/2
00 2000 3983
Wall-mounted, analogue telephone line up to 16 appliances
vrnetDIALOG 860/2 (Int)
00 2000 3984 Wall-mounted, GSM/GPRS, up to 16 appliances
Accessories
Item no.
Connection
Accessory module 2 from 7
00 2001 7744
Fitting in the electronics box
vrDIALOG 810
306 743
Visualisation and configuration software
Table 5.2 Controller and accessories
5 Installation
