Product Overview: The IS 280 is an incremental shaft encoder designed for micro miniature applications. It offers a maximum of 1024 pulses per revolution (PPR) and is compatible with RS 422A standards.
Electrical Specifications: The encoder operates within a supply voltage range of 4.75 to 30 V DC and has a maximum current consumption of 40 mA. It features a push-pull output circuit with a maximum impulse frequency of 100 kHz. The logic levels are defined as Vcc - 0.7 Volt for high and 0.25 Volt (max) for low. It includes 100% short circuit protection.
Mechanical Specifications: The encoder is constructed with an aluminum cover and body, and a stainless steel shaft. It supports a maximum speed of 6000 RPM and a torque greater than 0.04 Nm. The axial loading capacity is 30 N, and the radial loading capacity is 20 N. It is rated with an IP 65 protection level and operates within a temperature range of -20˚ to +70˚ C (-4˚ to +158˚ F). The weight of the encoder is 0.24 lb (110 g).
Output Signals: The encoder provides output signals A and B, with A leading B in the clockwise direction when facing the shaft. A complimentary channel is also available.
Ordering Information: The ordering code is structured as IS 280 - [Shaft Size] - [Mechanical Options] - [Connector Type] - [Connector Location] - [Output Signals] - [Output Circuit Type]. Special functions and designs are indicated by a 4-digit code at the end of the part number.
Connection Details: The encoder uses a specific cable color code for connections: white (0 Volt), brown (+ Volt), green (A), yellow (B), grey (0), pink (A), blue (B), and red (0).
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