SIGMA STS Speed Transmitter Installation and Operation

Product Overview

The SIGMA STS Speed Transmitter is designed for managing and transmitting speed data for bicycle computers. It is compatible with various SIGMA models and adheres to regulatory standards.

Installation Guide

Wireless Speed Transmitter Installation:

The transmitter can be mounted on the bicycle stem. Ensure the maximum distance from the stem is 90 cm (35 inches). The system includes a power magnet that should be positioned within 10 mm (0.4 inches) of the transmitter.

Switching Between Bikes:

To switch the transmitter's focus between Bike 1 and Bike 2:

Press and hold the button for more than 5 seconds.

LED Indicators:

Bike 1: The green LED will flash when active for Bike 1.
Bike 2: The red LED will flash when active for Bike 2.

Battery Change

Use a coin to open the battery compartment.
Replace the battery with a CR 2032 type. Ensure correct polarity.
Close the battery compartment securely.

Compliance Statements

EU Declaration of Conformity:

SIGMA-ELEKTRO GmbH declares that the transmitter STS-S-3 complies with the essential requirements of RED Directive 2014/53/EU and RoHS Directive 2011/65/EU. Further details can be found at ce.sigmasport.com/stss3.

Industry Canada Statement:

This device complies with Industry Canada's licence-exempt RSS standards. Operation is subject to two conditions: 1. The device may not cause interference. 2. The device must accept any interference, including interference that may cause undesired operation. The device meets exemption from routine evaluation limits in RSS 102 and compliance with RSS-102 RF exposure. Users can obtain Canadian information on RF exposure and compliance. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with a minimum distance of 5 millimeters between the radiator and your body.

Federal Communication Commission (FCC) Interference Statement:

FCC ID: M5LSPD3STS. This equipment complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. This equipment generates, uses, and can radiate radio frequency energy. If not installed and used in accordance with instructions, it may cause harmful interference to radio communications. If interference occurs, users are encouraged to try correcting it by reorienting the receiving antenna, increasing separation between equipment and receiver, or connecting the equipment to a different circuit. Changes not expressly approved by the responsible party could void the user's authority to operate this equipment.

FCC Radiation Exposure Statement:

This equipment complies with FCC RF radiation exposure limits for an uncontrolled environment. It should be installed and operated with a minimum distance of 0.5 centimeters between the radiator and your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

UKCA Statement:

SIGMA-ELEKTRO GmbH declares that the equipment has been tested and found compliant with applicable standards, including the Radio Equipment Regulations 2017 and the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2012.

Technical Information

Battery type: CR2032
Operation temperature: -10 °C to 60 °C
Operation frequency: 112 kHz
Transmission power: Max power <11.37 dBm

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