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CYLINDER THERMOSTATS
L641A/L6190B
FEATURES
L641A
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Ideal for general applications
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Suitable for use on uninsulated
and foam lagged cylinders
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Surface mounted
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Double insulated
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Dial or screwdriver slot
temperature adjustment
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Cylinder strap & hooks
L6190B
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Commercial construction
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Large adjustment dial
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Wide temperature range
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Liquid-filled probe
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Surface mounted
© Honeywell Control Products and Systems, Issue 10
APPLICATION
The L641A Cylinder Thermostat is designed for surface mounting
on domestic hot water cylinders. It can be used to switch directly
a wet central heating circulating pump or boiler, or to operate
spring return and motor open/motor close zone valves.
The L6190B is a high limit control thermostat, which has a
tamperproof concealed adjustment. The liquid filled probe means
highly responsive temperature control.
4.18
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Summary of Contents for Honeywell L641A
- Page 1 APPLICATION Cylinder strap & hooks The L641A Cylinder Thermostat is designed for surface mounting L6190B on domestic hot water cylinders. It can be used to switch directly a wet central heating circulating pump or boiler, or to operate spring return and motor open/motor close zone valves.
- Page 2 : 73/23/EEC, DIN3440 L6190B1014 Cylinder Thermostat, setting 25 to 95˚C, Diff. 12°C with strap Dimensions (mm) Wiring Terminals C and 2 make on temperature rise. Terminals C and 1 make on temperature fall. © Honeywell Control Products and Systems, Issue 10, 4.18...
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