Extech Instruments 382090 - Page 8

382090 382091 V4.0 09/07
8
Q1: Phase 1 reactive power indicator
Q2: Phase 2 reactive power indicator
Q3: Phase 3 reactive power indicator
Qt: Total reactive power indicator and total reactive energy indicator
Kvar: Reactive power unit of measure
Kvarh, Mvarh: Reactive energy unit of measure
S1: Phase 1 apparent power indicator
S2: Phase 2 apparent power indicator
S3: Phase 3 apparent power indicator
St: Total apparent power indicator and total apparent energy indicator
KVA: Apparent power unit of measure (Kilo-volt/amps)
KVAh: Apparent energy unit of measure (kilo-volt amp hours)
MVAh: Apparent energy unit of measure (mega-volt amp hours)
TIME: Current date and time indication
Y-M D-h m-s: Date and time
INTV: Automatic datalogging sampling interval setting indicator
START: Energy calculation start-time indicator
STOP: Energy calculation stop-time indicator
U1, V, A: Single-phase two-wire (1P2W) U1 voltage and I1 current measurement
U1, V, A, U2, V, A: Single-phase three-wire (1P3W) U1, U2 voltage and I1, I2 current
measurement
U12, V, I1, A, U23, V, I2, A: Three-phase, three-wire, two-power method (3P3W2M);
U12, U23 voltage and I1, I2 current measurement
U1, V, A, U2, V, A, U3, V, A: Three-phase, four-wire (3P4W) U1, U2, U3 voltage and I1,
I2, I3 current measurement
V: Voltage unit of measure
A: Current unit of measure (ampere)
1000V: Voltage range indication
250A, 500A, 1000A: Current range indication (Autoranging)