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System units – Liquid Controls SP4000 User Manual

Page 47

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SP4000 Flow Computer

SYSTEM UNITS

Select "one" unit of time to be used as a reference for all measured
or derived and time-dependant process variables and functions such
as:

• flowrate (volume/time; mass/time)
• heat flow (amount of energy/time) etc.

Selection:

/s (per second), /m (per minute),
/h (per hour), /d (per day)

Display:

/h
TIME BASE

Select the unit for heat flow (amount of energy, combustion heat).

Note:

The unit selected here also applies to the following:

• Zero and full scale value for current.
• Relay setpoints

Selection:

kBtu/time base, kW, MJ/time base, kCal/time base, MW,
tons, GJ/h, Mcal/h, Gcal/h, Mbtu/h, Gbtu/h

Display:

kBtu/h
HEAT FLOW UNIT

Select the unit of heat for the particular totalizer.

Note:

The unit selected here also applies to the following:

• Pulse value for pulse output
• Relay setpoints

Selection:

kBtu, kWh, MJ, kCal, MWh, tonh,GJ, Mcal, Gcal, Mbtu, Gbtu

Display:

kBtu
HEAT FLOW UNIT

TIME BASE

HEAT FLOW UNIT

HEAT TOTAL UNIT

6.6
SYSTEM
UNITS