4-2
IM WT310E-01EN
Continuous Maximum Allowable Input
Voltage
Peak voltage of 1.5 kV or rms value of 1.0 kV, whichever is less.
Current
Direct Input
• WT310E/WT332E/WT333E
When the crest factor is 3: 0.5 A to 20 A
When the crest factor is 6 or 6A: 0.25 A to 10 A
Peak value of 100 A or rms value of 30 A, whichever is less.
• WT310E
When the crest factor is 3: 5 mA to 200 mA
When the crest factor is 6 or 6A: 2.5 mA to 100 mA
Peak value of 30 A or rms value of 20 A, whichever is less.
• WT310EH
When the crest factor is 3: 1 A to 40 A
When the crest factor is 6 or 6A: 0.5 A to 20 A
Peak value of 100 A or rms value of 44 A, whichever is less.
External Current Sensor Input
Peak value less than or equal to 5 times the measurement range
Maximum Displayed Value, Units, and Unit Prefixes
• Maximum displayed value: 99999 for voltage, current, and active power (when the number of
displayed digits is set to 5)
• Units: V for voltage, A for current, and W for active power
• Unit prefix: m, k, or M
Input Element (WT332E/WT333E only)
The elements that you can select vary depending on the model. Check the model when selecting
elements.
• 1, 2, or 3: Display the measured values of element 1, 2, or 3.
• Σ: The displayed values vary as indicated below depending on the displayed function and the wiring
system.
Wiring System
UΣ
IΣ
PΣ
1P3W
2
U
1
+
U
3
U
1
+
U
3
2
I
1
+
I
3
P
1
+
P
3
P
1
+
P
3
P
1
+
P
2
+
P
3
P
1
+
P
3
2
3
U
1
+
U
2
+
U
3
3
U
1
+
U
2
+
U
3
U
1
I
1
+
U
3
I
3
U
1
I
1
+
U
2
I
2
+
U
3
I
3
U
1
I
1
+
U
3
I
3
Q
1
+
Q
3
Q
1
+
Q
3
Q
1
+
Q
2
+
Q
3
Q
1
+
Q
3
U
1
I
1
+
U
2
I
2
+
U
3
I
3
3P4W
3V3A
3P3W
2
I
1
+
I
3
2
3
3
3
I
1
+
I
2
+
I
3
3
I
1
+
I
2
+
I
3
(
)
3 (
)
SΣ
QΣ
Wiring System
λΣ
ΦΣ
1P3W
3P4W
3V3A
3P3W
PΣ
SΣ
cos
-1
λΣ
4.1 Displaying Voltages, Currents, and Active Powers
