LIMAX33 RED Shaft Information System SIL3 certified absolute measurement for hoisting heights up to 260 m
- For hoisting heights up to 260 m | speeds up to 10 m/s
- Safe detection of the absolute car position
- Redundant, self-monitoring dual channel measuring system
- In combination with a safe elevator control / evaluation unit safety function are fullfilled up to SIL3
- Absolute position always directly available - no reference ride even after long power failure
- RS485 interface, others on request
- Door zone indication for up to 128 floors
- Certified magnetic tape assembly kit with tape presence control (according to EN61508)
- SIL3 type-examination tested (EC)
MECHANICAL DATA
| Measuring principle | absolute, redundant |
| Repeat accuracy | ± 1 increment |
| System accuracy in µm at 20 °C | ± (1000 + 100 x L), L= measuring length in meters |
| Distance sensor/ tape | correct distance is guaranteed by guidance |
| Housing material | aluminium |
| Housing dimensions (W x B x H) | 355 x 85 x 48 mm |
| Required magnetic tape | AB20-80-10-1-R-D-15-BK80 |
| Basic pole pitch (magnetic tape) | 8 mm |
| Max. measuring length | 260 m |
| Connections | 5 pin M12 round connector, others on request |
| Sensor cable | standard length: 2.0 m, optional: 3.2 or 5.0 m, others on request |
| Weight | approx. 900 g without cable, cable: approx. 60 g per meter |
ELECTRICAL DATA
| Power supply voltage | 2-channel operation: +18... 29 VDC (stabilized), 1-channel operation: +10... 18 VDC (stabilized) Note: do only use SELV or PELV power supply! |
| Residual ripple | < 100 mV |
| Current consumption | max. 600 mA |
| Interfaces | RS485, others on request |
| Special output features | door zone indication, output: short circuit proof against GND, but not against +24 V |
| Resolution | 62.5 µm, others on request |
| Max. operating speed | 10 m/s |
CONFORMANCE / STANDARDS / CERTIFICATIONs
| Achieved SIL | SIL3 (TÜV-certified) |
| Fulfilled standards | EN 81-20 |
| Further certifications | EC type-examination |
ENVIRONMENTAL CONDITIONS
| Storage temperature | -25 ... +85 °C |
| Operating temperature | -10 ... +70 °C, -25 ... +85 °C on request |
| Humiditiy | 95 %, non-condensing |
| Protection class | IP54 (according to EN60529), higher on request |
| Interference emission/ immunity | EN 12015 / EN 12016 |
| Vibration/ shock resistance | EN 60068-2-6/ EN 60068-2-27/ EN 60068-2-29 |