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Technical information
AirModule 6 720 813 268(2014/10)
10
4.2.5
General symbol explanation
Symbol
Designation
Symbol
Designation
Symbol
Designation
Pipework/Wiring
Flow - heating/solar circuit
DHW
Electric wire
Return - heating/solar circuit
Potable water
Electric wire disconnected
DHW circulation
Actuators/Valves/Temperature sensors/Pumps
Valve
Differential pressure regulator
DHW circulation pump
Revision bypass
Pressure relief valve
Non-return valve
Adjustment valve
Safety assembly
Temperature sensor/switch
Overcurrent valve
3-way mixing valve
(mixing/distributing)
Overheating protection
(temperature)
Filter valve (particle filter)
Thermal DHW mixing valve
Outside temperature sensor
Shut-off valve with unintentional
closure control
3-way valve
(change)
Wireless outside temperature
sensor
Valve, motorized
3-way valve (changing, normally
closed to II)
...Radio (wireless)...
Valve, thermal
3-way valve (changing, normally
closed to A)
Shut-off valve, magnetic
4-way valve
Other
Thermometer
Funnel with siphon
Low loss header with sensor
Pressure gauge
Return flow safety module in
accordance with EN1717
Heat exchanger
Fill / drain valve
Expansion vessel with shut-off valve
with closure
Flow meter
Water filter
Collector
Heat meter
Air separator
Heating circuit
DHW outlet
Automatic air vent valve
Underfloor heating circuit
Relay
Compensator (devibration)
Low loss header
Immersion heater
Table 7 Symbols key
M
T
M
M
M
II
III
I
T
M
A
B
AB
M
T
J
000
∏
R