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DE2546328A1
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Resetting of thermostat or pressure:sensitive switch - uses resetting pin engaging in V:shaped notch in piston that operates contacts
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DE2544032A1
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Measuring device ascertaining heat transferred - part of flow to heat exchanger is tapped to additional heat exchanger to vaporise fluid in container
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DE2528385A1
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Temp. regulator for environmental control systems - measures temp. difference to control flow and return bypass valves
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DE2526828A1
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Available heat meter for air conditioning systems - measures temp. of heat delivering medium during both forward and return flow
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DE2524302A1
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Building central heating plant - includes automatic preset regulating valve in flow line
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DE2521008A1
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Heat meter without flow metering components - controlled bypass mixes inlet and outlet samples to find mean temp.
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DE2428511A1
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Thermostatically controlled valve - is fitted with heat sensitive element which is used to close valve against spirring force
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DE2356261A1
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Control or regulator cct controlled by tele-transmitter - internal reference switched in when input exceeds upper limit
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DE2350375A1
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VALVE
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DE2335372A1
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Control and regulation circuit - has a circuit for additional connection of an adjustable reference element
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DE2330498A1
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Technical measurement of heat quantities - has heat abstracted from or delivered to heat carrier in forward flow and return pipe
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DE2321046A1
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TWO POLE MEASUREMENT CIRCUIT ARRANGEMENT
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DE2318511A1
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TWO WIRE TRANSMITTER
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GB1420412A
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Self-monitoring pressure or temperature sensing device
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DE2309598A1
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DRIVE FOR TIME SWITCHES OR THE SAME
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DE2307977A1
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CIRCUIT ARRANGEMENT WHICH HAS A MEASURING BRIDGE
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DE2303097A1
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DEVICE FOR ADJUSTING THE MOVABLE LINK OF A THERMAL DRIVE
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DE2300332A1
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SWITCHING DEVICE
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DE2300346A1
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SELF-MONITORING ACTUATION DEVICE
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DE2248284A1
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CIRCUIT ARRANGEMENT
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