What to do if Siemens Control Panel shows Overcurrent?
If the Siemens Control Panel displays 'Overcurrent', ensure that the alert disappears when an in-range current (0-200 mA) is applied at C2/E1.
How to troubleshoot Low Current on a Siemens MJ-XL Control Panel?
If the Siemens Control Panel shows 'Low Current', check the E1 and C2 wiring and the calibration on the Current inputs. You may also request the MJ-X[L] Troubleshooting Guide from your Siemens PT & D representative.
How to fix High Voltage on Siemens Control Panel?
If the Siemens Control Panel displays 'High Voltage', perform calibration.
What to do if Siemens Control Panel shows Low Battery?
If the Siemens Control Panel displays 'Low Battery', check that the battery was installed properly. If the fault persists, consult the factory.
What to do if Siemens MJ-XL Control Panel shows R Limit Reached or L Limit Reached?
If the Siemens Control Panel displays 'R Limit Reached' or 'L Limit Reached', verify that the MJ-X can automatically raise and lower the tap position.
How to troubleshoot Tap Pos ???? on Siemens MJ-XL?
If the Siemens Control Panel displays 'Tap Pos ????', check the Neutral (PDS-U12) and Operations Counter (PDS-U10) inputs.
What does Not in Auto mean on Siemens MJ-XL Control Panel?
The 'Not in Auto' message on the Siemens Control Panel indicates that the Remote/Auto/Manual switch is in Manual.
How to fix Neutral Sig. Err on Siemens MJ-XL?
If the Siemens Control Panel displays 'Neutral Sig. Err', check the Neutral (PDS-U12) input.
What does Auto Inhibit mean on Siemens Control Panel?
The 'Auto Inhibit' alert on the Siemens Control Panel does not indicate a fault condition. It indicates that Automatic Inhibit has been activated either via the communications link or via the Automatic Inhibit Input terminals.
How to troubleshoot Tap Track Error on Siemens MJ-XL?
If the Siemens Control Panel displays 'Tap Track Error', check PDS signals J, K, U10 and U12.
General| Type | Control Panel |
|---|---|
| Manufacturer | Siemens |
| Model | MJ-XL |
| Input Voltage | 24 V DC |
| Protection Class | IP65 |
Details the manual's scope and the MJ-XL panel's capabilities.
Covers installation on various regulators and available documentation.
Describes the physical interface, display, indicators, and switches.
Explains how to use keys to navigate menus and view/change data.
Overview of essential setup parameters like regulator type and voltage setpoints.
Details on VRC, VLC, logging, security, and communications.
Explains automatic control logic and reverse power flow modes.
Guides on interpreting panel data and logs.
Procedures for diagnosing issues using alerts and checks.
Steps to calibrate panel measurements accurately.
Configuration jumpers, battery replacement, and firmware versions.
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