Both incremental (TTL, HTL, 1Vpp) and absolute single- and multi-turn (EnDat 2.2) types are now available in standard 58mm diameter bodies.
Featuring appropriate flame-proof enclosure/protection by housing (IP66) ratings, and supplied with either clamping or synchro flange, the ERN, ECN, EQN, ROD, ROC and ROQ rotary encoders offer line counts from 512 to 5,000 and accuracies of +/- 60 arc/second to +/-20 arc/second, depending on type.