Maintenance teams planning replacements for KL3403 frequently review Kl2134 Beckhoff, Kl4032 Beckhoff and Kl1501 Beckhoff to prevent downtime, checking availability and compatibility with existing systems.
KL3403 - Beckhoff Bus Terminal Analog Input
KL3403 Beckhoff Bus Terminal Analog Input Technical Specifications

| Brand | Beckhoff |
| Product Type | Bus Terminal Analog Input |
| Product | KL3403 |
KL3403 Beckhoff Bus Terminal Analog Input Technical Specifications
| Specification | Value |
|---|---|
| Number of inputs | 3 x current, 3 x voltage |
| Current consumption K-bus | typ. 115 mA |
| Bit width in the process image | input/output: 3 x 16 bit data, 3 x 8 bit control/status |
| Weight | approx. 75 g |
| Operating temperature | -25...+60°C |
| Storage temperature | -40..+85°C |
| Relative 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 |
| Protect. rating/installation pos. | IP20/variable |
| Pluggable wiring | for all KSxxxx Bus Terminals |
| Approvals/markings | CE, UL |
| Housing - Design form | compact terminal housing with signal LEDs |
| Housing - Material | polycarbonate |
| Housing - Dimensions (W x H x D) | 12Â mm x 100Â mm x 68 mm |
| Housing - Installation | on 35 mm DIN rail, conforming to EN 60715 with lock |
| Housing - Side by side mounting by means of | double slot and key connection |
| Housing - Marking | labeling of the BZxxxx series |
| Housing - Wiring | solid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver |
| Housing - Connection cross-section | s*: 0.08...2.5 mm²,st*: 0.08...2.5 mm²,f*: 0.14...1.5 mm² |
| Housing - Connection cross-section AWG | s*: AWG28...14,st*: AWG28...14,f*: AWG26...16 |
| Housing - Stripping length | 8...9 mm |
| Housing - Current load power contacts | Imax: 10 A |
| Current consumption power contacts | â (no power contacts) |
| Special features | energy meter, power measurement, true RMS |
| Resolution | 16 bit (21 bit, internal) |
| Technology | 3-phase power measurement |







