
42/60 NT00000658-TEDH-V-F400-ECOWATT-AN-210609
For Modbus control use cable with the following characteristics:
• On terminal block terminals 1,2,3:
-
Sheath Ø: 6.8mm to 9mm
• Strand cross-section: 0.7mm² to 1mm²
• Recommended minimum stripping: 10mm
On RJ12 connectors:
•
Telecommunication cable/flat cable, 6-core, unshielded, 30 AWG/0.066 mm²
Maximum recommended length for Modbus communication: 100m, for longer lengths see § "5.2 Modbus
connection - Connection to a BMS", page 21
Factory wired
Accessory wired - ON/OFF
CONTROLLER
TERMINALS
A
B
Gnd
+10V
0-10V
GND
D2
D1
D0
Gnd
1
2
3
4
5
6
7
8
9
10
SHUNT ON/OFF
Factory wired
+24V 0-10V Ou
t
Gn
d
0-20mA out
VCHV-A
Factory wired
R2 No
R2 C
R2 Nc
R1 No
R1 C
R1 Nc
Gnd
+24V
+10V
AO_1
DI_4
DI_3
AI_2
Therm
Gnd
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
CONTROLLER
TERMINALS
A
B
Gnd
+10V
0-10V
GND
D2
D1
D0
Gnd
1
2
3
4
5
6
7
8
9
10
Instead of
the shunt
13
34
14
33
BCCA 1V
Accessory not provided
CONTROLLER
TERMINALS
A
B
Gnd
+10V
0-10V
GND
D2
D1
D0
Gnd
1
2
3
4
5
6
7
8
9
10
SHUNT ON/OFF
Factory wired
+24V 0-10V Ou
t
Gn
d
0-20mA out
VCHV-A
Factory wired
R2 No
R2 C
R2 Nc
R1 No
R1 C
R1 Nc
Gnd
+24V
+10V
AO_1
DI_4
DI_3
AI_2
Therm
Gnd
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
CONTROLLER
TERMINALS
A
B
Gnd
+10V
0-10V
GND
D2
D1
D0
Gnd
1
2
3
4
5
6
7
8
9
10
Instead of
the shunt
13
34
14
33
BCCA 1V
Accessory not provided
5.8.3 Adjusting the pressure setpoint
The pressure setpoint is set on the VCHV-A controller on the right side of the controller. The VCHV-A is
mounted and wired at the factory. The adjustment keys of the VCHV-A are located inside the housing un-
der the cover. Press the snap lock under the housing next to the pressure taps to open the case. Follow
the instructions below:
0.0
OK
SET
OK
SET.1
2 x
SET.3
OK
0100
ou
OK
The first digit flashes, press the up or down arrows
to enter the desired setpoint in Pa. Press OK to
move to the next digit
SET.3
3 x
OUT
OK
SET
OUT
OK
TEDH/V F400 ECOWATT
®
Setpoint selected in*
Max. setpoint
355
Pa
520 Pa
400
Pa
460 Pa
450
Pa
550 Pa
* Factory-set values