Product Introduction
The HEDS-9040 and HEDS-9140 series are three channel optical incremental encoder modules. When used with a codewheel, these low cost
modules detect rotary position. Each module consists of a lensed LED source and a detector IC enclosed in a small plastic package. Due to a
highly collimated light source and a unique photodetector array, these modules provide the same high performance found in the HEDS-
9000/9100 two channel encoder family.
Product Features
? Two channel quadrature output with index pulse
? Resolution up to 2000 CPR (Counts Per Revolution)
? Low cost
? Easy to mount
? No signal adjustment required
? Small size
? -40°C to 100°C operating temperature
? TTL compatible
? Single 5 V supply
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