Technical data

Measured values

U, I

U, I

U¹⁾

U, I

I²⁾

U, I

U, I

U, I

Calculated parameters

Active power, energy, power factor (cosj)

Measuring voltage

max. 500 V_AC 3~

-

max. 500 V_AC 3~

Measuring voltage according to UL specifications (see UL compliance)

max. 300 V_AC 3~

-

max. 300 V_AC 3~

Measuring current
(continuous operation)

direct (max.)

1 A

5 A

60 mV¹⁾

20 mA

20 mA

250 mA

1 A

333 mV (AC)

via current transformers with transformation
ratio R (max.)

R x 1 A

R x 5 A

-

R x 20 mA

R x 20 mA

R x 250 mA

R x 1 A

R x 333 mV

Voltage circuit input resistance (typical)

500 kΩ

500 kΩ

500 kΩ

500 kΩ

10 Ω²⁾

500 kΩ

500 kΩ

500 kΩ

Current circuit input resistance (typical)

33 mΩ

6.8 mΩ

app. 10 kΩ¹⁾

10 Ω

10 Ω

100 mΩ

33 mΩ

40 kΩ

Resolution

16 bit (internal 21 bit)

Frequency range

10 Hz to 500 Hz

0 Hz to 500 Hz (with deactivated DC filter and with current transformers, which support this frequency range)

Limit frequency

app. 2 kHz

Signal type

any (taking into account the frequency range and the limit frequency)

Measuring accuracy for sinusoidal current/voltage (total measuring range, based on the full scale value)

Voltage

0.5%

0.5%

0.5%

0.5%

-

0.5%

Current

0.5%
3.0%³⁾

1.0%
3.0%³⁾

-

0.5%

0.5%

0.5%

Power (calculated)

1.0%
4.0%³⁾

1.5%
4.0%³⁾

-

1.0%

-

1.0%

Measuring procedure

True RMS with 64000 samples / s

Measuring cycle time

freely configurable (50 ms per measured value pre-set)

Dielectric strength

1500 V (terminal/K-Bus)

Bit width in the input process image

72 bits inputs (3 x 8 bits status, 3 x 16 bits data)

Bit width in the output process image

72 bits outputs (3 x 8 bits control, 3 x 16 bits data)

Power supply for the electronics

via the K-bus

Current consumption from K-bus

typically 115 mA

Pluggable wiring

at all KSxxxx series terminals

Permissible ambient temperature range during operation

-25°C ... + 60°C

0°C ... + 55°C

Permissible ambient temperature range during storage

-40°C ... + 85°C

-25°C ... + 85°C

Permissible relative air humidity

95%, no condensation

Vibration / shock resistance

conforms to EN 60068-2-6 / EN 60068-2-27

EMC immunity / emission

conforms to EN 61000-6-2 / EN 61000-6-4

Weight

app. 75 g

Dimensions (W x H x D)

app. 15 mm x 100 mm x 70 mm (width aligned: 12 mm)

Mounting

on 35 mm mounting rail conforms to EN 60715

Installation position

variable

Protection class 

IP20

Approvals/markings*

CE, UKCA, UL, EAC

CE, UKCA, EAC

CE, UKCA, UL, EAC

CE, UKCA, EAC