OCD-PPA1G-0010-C060-CAW Parallel Encoder with 10-Bit Gray Output

A custom compatible replacement for OCD-PPA1G-0010-C060-CAW must keep the 10-bit Gray-code bit order, push-pull signal level, latch timing, DIR logic, ø6 mm shaft coupling, and axial cable shielding aligned with the existing controller inputs; EncoderWorks can configure this solution when the machine still reads absolute position through direct parallel wiring. Typical production lead time: 15 working days.

This configuration is used where a controller requires singleturn absolute position feedback without SSI clock/data, Profibus, Profinet, EtherNet/IP, or incremental A/B/Z signals. The encoder combines 10-bit singleturn resolution, Gray code output, push-pull driver behavior, a ø58 mm clamp flange, ø6 mm solid shaft, and a 1 m axial PVC cable. Replacement work should focus on Bit 1–10 assignment, input threshold, latch response, DIR input state, cable-core identification, shaft coupling alignment, and shield continuity.

System Limits

The first system limit is 10-bit Gray-code mapping. Bit 1 through Bit 10 must remain connected to the same controller inputs as the original encoder. If one bit is shifted, inverted, or connected to the wrong input, the controller may receive a plausible but incorrect absolute position value while the machine appears electrically healthy.

The second limit is latch and DIR behavior. The latch input must match the controller’s sampling window, while the DIR input must preserve the expected counting direction. If latch timing is unstable or the direction state is reversed, position values can jump during motion, startup, or reference checks.

The mechanical limit is the ø6 mm solid shaft and clamp flange. Coupling misalignment, axial preload, radial load, or cable-side strain can create bearing stress, repeatability drift, or intermittent feedback faults under vibration.

Wiring & Installation

Before replacement, record the axial cable wiring for Bit 1–10, Latch, DIR, power supply, GND, and shield. Confirm whether the controller reads Gray code directly or converts it through PLC logic, and check whether the latch input is fixed, pulsed, or synchronized with the control scan.

During installation, align the ø6 mm shaft coupling without axial force and keep the clamp flange square to the mounting surface. Route the parallel signal cable away from inverter and motor power wiring, maintain shield continuity into the cabinet, and avoid ground loops between the encoder housing, machine frame, and controller earth. After startup, verify zero/reference value, counting direction, bit transition stability, latch response, and repeatability over several machine cycles.

Custom Compatible Solution

EncoderWorks can configure the replacement around the installed controller and mechanical interface:

• Match 10-bit singleturn parallel Gray-code position output and push-pull driver behavior
• Preserve Bit 1–10 mapping, latch input timing, DIR logic, supply range, and controller input compatibility
• Adapt the ø58 mm clamp flange, ø6 mm solid shaft, coupling, and axial 1 m cable layout
• Review cable shielding, grounding, EMC routing, controller input threshold, coupling preload, and shaft load

Key Data