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Headquarters: SIKO GmbH Weihermattenweg 2 79256 Buchenbach Germany Phone+49 7661 394-0 info@siko.de

Wire-actuated encoder SG31

robust design for rotary encoder mounting with 3000 mm measuring length

Very robust wire-actuated encoder in compact design for numerous applications including crane construction, stage construction, warehousing technology, etc., with a measuring length up to 3000 mm. Easy, universally changeable installation.

Profile SG31:

Robust design
Measuring lengths up to 3000 mm
Wire-actuated encoder for rotary encoder with 58 mm servo-flange
Variable mounting options
Lockable ventilation holes against condensation
Very robust measuring rope (stainless steel)
High tightness at the rope outlet

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Mechanical data

Feature	Technical data	Additional information
Housing	zinc die-cast, plastic
Wire design	ø0.87 mm	steel wire (stainless), plastic coated
Extension force	≥3 N
Measured distance/ rope drum revolution	200 mm
Weight	~0.35 kg

Electrical data

Rotary encoders suitable for the SG31 are featured in RotoLine catalogue 2. Depending on the output signals the following are suitable for…

Analog outputs such as current or voltage: AV58M
Incremental outputs: IV5800
Absolute outputs: WV58MR, WV36M/SSI, WV36M/CAN

The technical specifications for these devices are given in the respective data sheet. A number of transmitter versions of various manufacturers can also be used.

System data

Feature	Technical data	Additional information
Repeat accuracy	±0.15 mm	per direction of approach
Travel speed	≤800 mm/s

Ambient conditions

Feature	Technical data	Additional information
Ambient temperature	-40 … 80 °C

Hint for mounting

When securing the wire it must be ensured that the wire is straight and vertical in relation to the wire outlet. Recommendation: Only select the starting position after an unwound length of approx. 5 mm. This prevents the wire hitting the end stop when it is rewound.

symbolic depiction