tekmar 284 Boiler Control User Manual
Page 36
© 2014
284_D - 08/14
36 of 60
A Watts Water Technologies Company
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Item Field
Range
Description
---, -22 to 266°F
(-30.0 to 130.0°C)
Access: User
DEDICATED DHW
Current dedicated DHW tank temperature as measured by the DHW sensor. “----” is
displayed if there is a sensor fault.
This item is only available if Application Mode is set to DDHW.
---, -22 to 266°F
(-30.0 to 130.0°C)
Access: ADV
BOILER RETURN
Current boiler return water temperature as measured by the boiler return sensor. “----”
is displayed if there is a sensor fault.
This item is only available if a boiler return sensor is connected.
-22 to 266°F
(-12.0 to 148.0°C)
Access: ADV
BOILER SUPPLY DIFFERENTIAL
Current temperature difference between the boiler supply & boiler return sensors.
This item is only available if boiler supply & boiler return sensors are connected.
---, -40 to 500°F
(-40.0 to 260.0°C)
Access: ADV
VENT TEMPERATURE
Current vent temperature of the boiler plant. “----” is displayed if there is a sensor
fault.
This item is only available if a vent sensor is connected.
GPM or m³/h
Access: ADV
FLOW RATE
Current flow rate as measured by the flow sensor.
This item is only available if Flow Sensor is set to ON.
MBtu/h or kW
Access: ADV
BOILER LOAD
Current boiler plant output.
This item is only available if Flow Sensor is set to ON & if boiler supply & boiler return
sensors are connected.
psi or kPa
Access: ADV
PRESSURE
Current system pressure as measured by the pressure sensor.
This item is only available if Pressure Sensor is set to ON.
---, -22 to 266°F
(-30.0 to 130.0°C)
Access: ADV
BOILER INLET TEMPERATURE
Current boiler inlet water temperature.
This item is only available if a boiler inlet sensor is connected.
---, -22 to 266°F
(-30.0 to 130.0°C)
Access: ADV
BOILER (#) OUTLET SENSOR
Current boiler outlet temperature of boiler 1.
This item is available for all enabled boilers provided their respective boiler outlet
sensor is connected.
-22 to 266°F
(-12.0 to 148.0°C)
Access: ADV
BOILER (#) TEMPERATURE DIFFERENTIAL
Current temperature difference between the boiler 1 outlet & boiler inlet sensors.
This item is available for all enabled boilers provided their respective boiler outlet
sensor & the common boiler inlet sensor are connected.