Plug Gs For Mixer Motor; Temperature Sensor; Stainless Steel Sensor Well - Viessmann PYROMAT ECO Technical Manual

Control unit
(cont.)
Specification
Cable length
Setting range
Switching differential
Breaking capacity
Setting scale

Stainless steel sensor well

DIN reg. no.
Contact temperature controller
Part no. 7151 729
May be used as a maximum temperature limiter for underfloor heating
systems (only in conjunction with metal pipes).
The temperature limiter is installed into the heating flow and switches
the heating circuit pump OFF if the flow temperature is too high.
3

Plug gS for mixer motor

Part no. 7415 057
3 pce

Temperature sensor

Immersion temperature sensor for DHW heating as a cylinder tem-
perature sensor (to plug 17 of the extension kit). The contact temper-
ature sensor, which is included as part of the standard delivery of the
extension kit, is used as a return temperature sensor (to plug 2 of the
extension kit).
The sensor well is not included in the standard delivery and must be
ordered separately.
Immersion temperature sensor
Part no. 7438 702
To capture the temperature in a sensor well.
Stainless steel sensor well
Part no. 7819 693
R½
14
4.2 m, fully wired
30 to 80 °C
max. 11 K
6(1.5) A 250 V~
inside the casing
R ½ x 200 mm
DIN TR 1168
2 4
S W
0
7 2
1 3
Specification
Cable length
Setting range
Switching differential
Breaking capacity
Setting scale
DIN reg. no.
Required for mixer motors without a cable.
Specification
Cable length
IP rating
Sensor type
Permissible ambient temperature
– During operation
– During storage and transport
■ For on-site DHW cylinders.
■ Part of the standard delivery of Viessmann DHW cylinders.
4.2 m, fully wired
30 to 80 °C
max. 14 K
6(1.5) A, 250 V~
inside the casing
DIN TR 1168
5.8 m, fully wired
IP 32 to EN 60529, ensure
through design/installation
Viessmann NTC 10 kΩ, at
25 °C
0 to +90 °C
−20 to +70 °C
PYROMAT ECO