MeterValue data type

MeterType
The two possible meter types are:

  1. S0 - Charge station
  2. EVSE

Unit
The following are possible units defined in OCPP.

Allowable values of the optional "unit" field of a Value element, as used in MeterValues.req and
StopTransaction.req messages. Default value of "unit" is always "Wh

Unit

Description

Note

wH

Watt-hours (energy). Default.

Common

kWh

kiloWatt-hours (energy).

varh

Var-hours (reactive energy).

kvarh

kilovar-hours (reactive energy).

W

Watts (power).

kW

kilowatts (power).

VA

VoltAmpere (apparent power).

kVA

kiloVolt Ampere (apparent power).

var

Vars (reactive power).

A

Amperes (current).

Common

V

Voltage (r.m.s. AC).

Common

kvar

kilovars (reactive power).

Celsius

Degrees (temperature).

Common

Fahrenheit

Degrees (temperature)

K

Degrees Kelvin (temperature).

Percent

Percentage

Note: This


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