A custom compatible encoder solution can be provided for ATM90-PUG12x12 in maintenance, retrofit, replacement, and upgrade applications. This configuration is typically used in systems relying on PROFIBUS DP communication, multiturn absolute position feedback, and through-hollow shaft installation with cable gland wiring. Typical production lead time: 15 working days. During engineering review, key matching points usually include PROFIBUS communication behavior, 12 bit × 12 bit resolution structure, 1/2″ shaft fit, cable entry arrangement, and sealing continuity under existing field conditions.
Technical Overview of the ATM90-PUG12x12 Encoder
The ATM90-PUG12x12 is a multiturn absolute encoder built on a through-hollow shaft platform with PROFIBUS DP DPV0 communication. Its resolution structure is 12 bit singleturn combined with 12 bit multiturn, providing a balanced configuration between angular resolution per revolution and total turn-counting capacity. In the series table, this corresponds to 4,096 steps per revolution and 4,096 turns.
This encoder family uses magnetic scanning for singleturn detection and a mechanical gearbox for multiturn counting, allowing operation without battery dependency. That structure is useful in retrofit projects where long-term maintenance behavior matters as much as nominal interface matching. The platform also features shallow installation depth of about 60 mm and is described as suitable for applications with high shock, vibration, and varying temperature conditions.
For this specific code, the combination of 1/2″ through-hollow shaft and cable gland connection defines the field installation boundary. In practice, the replacement target is not only the feedback protocol, but also the shaft engagement method, cable exit continuity, and housing sealing concept.
Industrial Integration Considerations
The primary integration checkpoint is PROFIBUS continuity. A compatible solution should align with the original PLC or controller configuration, including DPV0 communication structure, parameter handling, and resolution mapping. Since the ATM90 platform is programmable or parameterizable, commissioning behavior may depend on correct engineering settings rather than hardware fit alone.
The second checkpoint is resolution consistency. The 12 bit × 12 bit structure sits between the 13 × 11 and 11 × 13 variants in the same platform, so the replacement design should preserve both per-turn precision and multiturn range as expected by the original control logic. A mismatch can affect scaling values, position interpretation, and controller-side parameter settings even where the mechanical installation appears correct.
Environmental continuity should also be checked. The series overview states an operating range of –20 °C to +80 °C, with IP65 protection and additional shaft-seal-related protection performance depending on the installed mating connection. In retrofit work, that makes cable entry quality and assembly method part of the compatibility requirement.
Field Installation and Wiring Notes
For this coded version, field installation should focus on the cable gland wiring arrangement. Compared with connector-based versions, gland entry affects cable routing, bending space, strain relief, and sealing during service work. The replacement solution should therefore maintain the original cable exit direction and enclosure protection concept as closely as possible.
PROFIBUS shielding and cable routing should be handled carefully. Bus cables should be separated from power switching lines, and shield grounding should follow the original field practice to reduce interference risk. In many real installations, unstable communication is caused by wiring changes, gland reassembly, or shielding interruption rather than by encoder hardware failure.
Mechanical installation should focus on the through-hollow shaft interface. Shaft diameter, insertion condition, and alignment should be confirmed before startup. Since the ATM90 platform is intended for demanding industrial duty, installation quality remains directly linked to service life and vibration performance.
Custom Compatible Encoder Solution
A custom compatible encoder solution for ATM90-PUG12x12 typically focuses on:
- PROFIBUS DPV0 communication and controller-side parameter continuity
- 12 bit × 12 bit multiturn feedback structure
- 1/2″ through-hollow shaft installation fit
- Cable gland wiring, shielding, and sealing continuity
- Stability under vibration, shock, and temperature variation
These points should be confirmed during engineering review to ensure compatibility with the original field configuration.
Custom Solution Photos


Lead Time and Custom Development
Typical production lead time: 15 working days.
Custom development usually starts with confirmation of PROFIBUS settings, coded resolution structure, shaft size, and cable gland installation details before final release.
Typical Technical Parameters
| Parameter | Specification |
|---|---|
| Model | ATM90-PUG12x12 |
| Encoder Type | Multiturn absolute encoder |
| Shaft Type | Through-hollow shaft |
| Shaft Diameter | 1/2″ |
| Interface | PROFIBUS DP |
| Interface Detail | DPV0 |
| Resolution | 12 bit × 12 bit |
| Steps per Revolution | 4,096 |
| Number of Turns | 4,096 |
| Connection Type | Cable gland |
| Parameterization | Programmable / parameterizable |
| Scanning Principle | Magnetic singleturn scanning |
| Multiturn Principle | Mechanical gearbox, no battery |
| Installation Depth | Approx. 60 mm |
| Protection Class | IP65 |
| Operating Temperature | –20 °C to +80 °C |
| Key Strengths | Shallow installation depth, high shock resistance, high vibration resistance |
Related Models
ATM90-PUG11x13 PROFIBUS Hollow Shaft Encoder
ATM90-PXG13x13 Maximum Resolution PROFIBUS Encoder Solution
ATM90-PXG13x11 PROFIBUS Engineering Encoder
ATM90-PXG12x12 Balanced Hollow Shaft Encoder
ATM90-PTG13x11 PROFIBUS Hollow Shaft Encoder

