© Caleffi 11236_iSolar_Plus.mon
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4
display
push button
fuse 4A
cable conduits with strain
relief
cover
1.1 Mounting
The unit must only be installed
• in a dry interior location
• in a non-hazardous location
• away from electromagnetic fields
The controller must additionally be supplied from a double-
pole switch with contact gap of at least 0.12" [3 mm].
Route sensor cables and power supply cables separately.
Î
Unscrew the cross-head screw from the cover and
remove it along with the cover from the housing
Î
Mark the upper fastening point on the wall and drill
Î
Fasten the enclosed wall plug and screw leaving the
head protruding
Î
Hang the housing from the upper fastening point and
mark the lower fastening point through the hole in the
terminal box (centers 5.1" [130 mm])
Î
Drill and insert the lower wall plug
Î
Fasten the housing to the wall with lower fastening
screw and tighten
Î
Complete wiring connections in accordance with termi-
nal allocations, see chap. 1.2 “Electrical connection”
Î
Place the cover back onto the housing
Î
Fasten the cover by means of the cross-head screw
1. Installation
VBus
®
1
2
S1
S2
S3
3
4
5
6
L
N
R1
N
R2
N
20
19
18
17
16
15
S4
7
8
14
13
12
T4A
VBus
9 10
CU 72091163 01
1 (1) A (
1
100 ... 240) V~
(1) A (100 ... 240) V~
R1
R2
100 ... 240 V~
50-60 Hz
Temp. Sensor Pt1000
IP 20
DE-45527 Hattingen
DeltaSol BS Plus V2
Made in Germany
1.2 Electrical connection
power supply terminals
fuse
load terminals
sensor terminal
ground terminal
Note:
The minimum pump speed must be set to 100 %
when auxiliary relays or valves are connected.
WARNING! Electric shock!
Opening the housing will expose
live parts!
Î
Switch off power supply and discon-
nect the device from power supply
before opening the housing!
ATTENTION! ESD damage!
Electrostatic discharge can lead to da-
mage to electronic components!
Î
Take care to discharge properly
before touching the inside of the
device. To do so, touch a grounded
surface such as a radiator or tap!
104 mm
4.1“
130 mm
5.1“
upper fastening
lower fastening