Siko SG20 Draw-Wire Encoder

Description

Siko SG20 Draw-Wire Encoder
Siko SG20 Draw-Wire Encoder

Siko SG20 Draw-Wire Encoder is a compact wire-actuated encoder with max. measurement length of 2000 mm and analog output.

Length measurement technology with Siko SG20 Draw-Wire Encoder

SIKO wire-actuated encoders have been in use for many years in the field of length measuring technology and have already proved their worth in different conditions, including difficult conditions Robust compact design, with maximum precision and reliability are the criteria that are set as the most important goals for every new development in this area.

Only a wire-actuated encoder can be used as a linear measured displacement encoder for many applications because no guided sensor systems can be used due to the spatial constellation.

Wire-actuated encoders are flexible with respect to integration and interfaces

The easy assembly and guiding of the wire pull-out mean that the measuring system can be integrated into existing systems simply and flexibly. Different interfaces and output signals make it possible to connect to a vast range of different control concepts.

Wire-Actuated Encoders Are Robust, even in Adverse Conditions

Thanks to the possibility of attaching various rotary encoders, wire-actuated encoders provide a wide range of possibilities for use, regardless of what signal output is required.  The user is able to assemble the encoder himself or herself using simple means. Outdoor use, something that can never be ruled out for mobile machines, in particular, is already standard for the wire-actuated position encoders, which meet the necessary prerequisites: working temperature ranging from -40°C to +80°C, the robust casing that can include outlets by means of which fluid in the device can be drained off again.

The basic design of SIKO wire-actuated encoders

The way it works is very simple: a measuring wire is wound onto an internal drum in one layer, guaranteeing very high linearity across the entire measurement range. When the wire is pulled out, the drum rotates. The angle sensor connected directly to the drum axis registers this rotation and produces a measurement signal that is proportional to the wire movement and that can be evaluated at will. The wire is returned using a spiral spring on the rotational axis of the drum. Because the wire is simply attached to the measurement object, especially little effort is required for assembly.

Benefits of Siko SG20 Draw-Wire Encoder

  • Temperature range up to -40° C
  • Robust even when wet and dirty
  • Easy installation of the wire extension
  • Flexible system integration of any output signals and interfaces
  • Optional increased safety thanks to redundant sensors

Features

  • Compact design
  • Universally applicable thanks to standardized interfaces
  • Easy mounting
  • Measurement lengths up to max. 2000 mm
  • Potentiometer, voltage, or power output
  • Robust zinc die-cast housing

Applications

Only a wire-actuated encoder can be used as a linear measured displacement encoder for many applications because no guided sensor systems can be used due to the spatial constellation.

Specifications

FeatureTechnical dataAdditional information
Housingzinc die-cast
Wire designø0.45 mmrustproof stainless steel, plastic-coated
Extension force?2 NT1 operating temperature
?11 NT2 working temperature
Measured distance/ rope drum revolution100 mm
Absolute accuracy±0.35 %relating to measuring length (mm)
Cable length?30 m4/20mA, MWIHP, MWIHP/R encoder type
?20 mP10; 0/10V; 0,5/4,5V encoder type
Weight~0.32 kg

 

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