KL3112, KL3122 - Technical data

Technical data

KL3112, KS3112

KL3122, KS3122

Number of inputs

2

Power supply for the electronics

via the K-bus

Signal voltage

0 mA…20 mA

4 mA…20 mA

Technology

Differential input

Internal resistance

50 Ω measuring resistance, load: 60 Ω + diode voltage

Common-mode voltage UCM

max. 35 V

Resolution

15 bits (configurable to 16 bits)

Conversion time

140 ms, configurable to 2 ms

Filter

50 Hz, configurable, Notch Filter

Measuring error (total measuring range)

< ±0.3 % of the full scale value

Surge voltage resistance

35 VDC

Electrical isolation

500 V (K-bus / signal voltage)

Current consumption K-bus

typically 60 mA

Bit width in the K-bus I/O

Input: 2 x 16 bits of data (2 x 8 bits control/status optional)

Configuration

No address or configuration settings

Weight

approx. 70 g

Dimensions (W x H x D)

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

Mounting

on 35 mm mounting rail according to EN 60715

Permissible ambient temperature range during operation

0°C ... + 55°C

Permissible ambient temperature range during storage

-25°C ... + 85°C

Permissible relative air humidity

95 %, no condensation

Enhanced mechanical load capacity

yes, see also Installation instructions for enhanced mechanical load capacity

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

Protection class

IP20

Installation position

variable

Approval/Markings*

CE, UKCA, cULus, EAC, ATEX

*) Real applicable approvals/markings see type plate on the side (product marking).

Ex marking

Standard

Marking

ATEX

II 3 G Ex nA IIC T4 Gc