Lenze EMB9352-E 13063816 INTERBUS Communication Module
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Product Information
The Lenze EMB9352-E (part number 13063816) is a dedicated fieldbus communication option card engineered to bring high-speed INTERBUS connectivity to industrial drive networks. Designed specifically for Lenze 9300 servo controllers and 8200 vector frequency inverters, this module installs directly into the host drive's Slot A automation interface. Internal power is supplied at 5 V DC directly through the host drive backplane, eliminating the need for external power wiring. Operating over optical fiber media using Polymer Optical Fiber (POF) or Hard Clad Silica (HCS) light guides terminated with standard FSMA optical connectors, the module transmits data at 500 kbps, delivering complete immunity to electromagnetic interference in demanding plant environments.
Integrating a replacement EMB9352-E card into an existing automation line requires physically mounting the card into Slot A and connecting the FSMA optical cables. Because the option card functions as the communication bridge between the fieldbus master and the drive, commissioning a replacement involves configuring monitoring parameters, such as parameter C0593 for timeout protection, and mapping cyclic process data. Configuration and parameter adjustment can be executed via Lenze Global Drive Control (GDC) software or through an attached EMZ9371BC keypad module. In cases where parameter settings must be recovered from a failing host or donor drive, ABC Industrial Parts can support the preparation and verification of replacement hardware.
Onboard diagnostic monitoring is provided by front-panel LEDs that give immediate visual indication of optical remote bus link state (CC), bus activity (BA), remote bus disablement (RD), transceiver fault conditions (TR), and optical reserve warnings (FO1/FO2). Extended diagnostics can be retrieved through the drive's C059x parameter group or GDC network frame analysis. Communication timeouts such as fault code AEt typically point to interrupted light signals, disconnected FSMA connectors, or a stopped master, whereas hardware errors like AEr stem from improper slot seating or internal board faults. When reseating the card does not resolve hardware faults, sourcing a tested replacement module or utilizing repair options through ABC Industrial Parts offers a quick path back to full operational status.
Technical Specifications
| Manufacturer | Lenze |
| Part Number | 13063816 |
| Model / Type | EMB9352-E |
| Component Type | Communication Module |
| Product Family | 9300 / 8200 Vector |
| Fieldbus Protocol | INTERBUS |
| Transmission Medium | Optical Fiber (POF / HCS) |
| Data Transmission Rate | 500 kbps |
| Connector Type | FSMA Optical |
| Supply Voltage | 5 V DC (Internal Backplane) |
| Mounting Location | Slot A (Automation Slot) |
Programming and Configuration
Parameterization and setup for the Lenze EMB9352-E module are carried out using Lenze Global Drive Control (GDC) software or an EMZ9371BC keypad module attached directly to the host drive. The module interfaces with the drive's internal parameter structure, specifically utilizing the C059x parameter group designated for automation slot modules.
When commissioning a replacement or spare module, drive monitoring times must be aligned with network expectations. For example, parameter C0593 defines the process data monitoring time; adjusting this value prevents unexpected slot timeout trips (AEt) during network initialization or transient fieldbus delays.
Communication and System Integration
The EMB9352-E functions as an INTERBUS fieldbus interface running at 500 kbps. Network connectivity is established via Polymer Optical Fiber (POF) or Hard Clad Silica (HCS) cabling connected directly to front-mounted FSMA optical connectors. Optical signal transmission provides high immunity to electromagnetic interference (EMI) in high-noise manufacturing environments.
The module mounts into Slot A (Automation Slot) of Lenze 9300 servo controllers and 8200 vector frequency inverters. Signal connections and the required 5 V DC power are supplied internally via the drive backplane bus, eliminating external power wiring requirements.
Diagnostics and Status Indication
Front-panel LEDs on the EMB9352-E provide visual indication of network communication states, optical signal quality, and module operational health. These LEDs enable immediate verification of physical fiber links, active data transmission, and optical power margins without needing external diagnostic software.
In addition to visual LED indications, detailed communication diagnostics and status registers are accessible via the host drive's C059x parameter series and through INTERBUS diagnostic frame monitoring in Lenze Global Drive Control (GDC).
Status LED Indicators
| LED | Color/Status | Meaning |
|---|---|---|
| CC | Green - Solid | Cable Check - Physical INTERBUS incoming optical remote bus link is detected and active. |
| BA | Green - Solid | Bus Active - INTERBUS data cycle and active bus communication. |
| RD | Yellow/Red - Solid | Remote Bus Disabled - Outgoing optical remote bus interface is disabled or open. |
| TR | Red - Solid/Flashing | Transceiver Error / Fail - Communication fault or internal module failure. |
| FO1 / FO2 | Red/Yellow - Flashing/Solid | Fiber Optic reserve warning - Insufficient optical power or contaminated optical connectors. |
Replacement and Spare Part Considerations
Before replacing an EMB9352-E card, ensure power to the host drive is completely shut off. The card must be aligned properly and firmly pressed into Slot A to guarantee that backplane connector pins make solid contact, securing both the 5 V DC supply and drive communications.
Verify that the FSMA optical connectors are clean and free from contamination. Contaminated or tightly bent optical fibers can cause optical reserve warnings (FO1/FO2) or lead to intermittent process data timeouts (AEt). Following hardware installation, parameter settings in the C059x group should be verified using GDC or the EMZ9371BC keypad module.
Error Codes & Fault Codes
The following error codes may be displayed during operation or diagnostics:
| Code | Name | Description | Possible Cause | Recommended Action |
|---|---|---|---|---|
| AEt | Automation Slot Timeout | Communication timeout on automation module slot. INTERBUS process data monitoring timer expired. | Fiber optic cable disconnected or damaged, INTERBUS master stopped, or network interruption. | Check fiber optic cabling and light signal intensity, verify INTERBUS master status, and check monitoring time parameter C0593. |
| AEr | Automation Slot Hardware Error | Communication failure between EMB9352-E module and host drive, or internal module failure. | Module incorrectly seated in automation slot, defective contacts, or internal board error. | Power down drive, unseat and re-insert EMB9352-E module tightly into automation slot. If fault persists, replace module (internal hardware defect). |
Frequently Asked Questions
Which drives are compatible with the Lenze EMB9352-E communication module?
The EMB9352-E is designed for direct installation into Slot A of Lenze 9300 servo controllers and Lenze 8200 vector frequency inverters.
What tools can be used to configure the EMB9352-E module?
Parameter configuration and diagnostic checks can be performed using Lenze Global Drive Control (GDC) software or an EMZ9371BC keypad module attached to the host drive.
What optical cabling and connectors are required for network connection?
The module connects to the INTERBUS optical remote bus using Polymer Optical Fiber (POF) or Hard Clad Silica (HCS) cabling terminated with standard FSMA optical connectors.
What does fault code AEt indicate and how can it be resolved?
Fault code AEt indicates an automation slot timeout where the process data monitoring timer expired. To resolve it, check the fiber optic cabling, inspect light signal intensity, verify that the INTERBUS master is running, and review monitoring time parameter C0593.
What steps should be taken if fault code AEr appears on the drive?
Fault code AEr indicates an automation slot hardware error. Disconnect power to the drive, remove the EMB9352-E module, and re-insert it tightly into Slot A. If the fault persists after reapplying power, the module has an internal hardware failure and must be replaced.
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