Document Note! Auto-Maskin continuously upgrades its products and Information reserves the right to make changes and improvements without prior notice. About this manual All information in this manual is based This manual has been published upon information at the time of primarily for professionals and printing.
System Overview The figure below shows a simple layout with the SDU included for one engine. Ethernet Switch It’s recommended to always us an DCU 410E Engine Control Unit Ethernet switch even it is possible to use a cable only in an installation with The DCU 410E engine panel is the main only one DCU and one RP.
Installation Description Power Lit when power supply is OK. Flashing when below the This chapter covers the installation of configurable “very low the SDU 404. threshold”. (Green) General Running Lit when engine is running. (Green) The SDU 404 is an engine safety Overspeed Unacknowledged, module.
Short Circuit Detection Wiring Each switch shall have a 10k resistor Follow these wiring guidelines. connected in series. 24VDC Supply Note! The 10k resistors shall be connected directly at the switch Connect 24VDC to terminals 1 and not at the SDU 404. (positive) and 2 (0V).
DCU Communication Depending on the DCU model connect Configuration Mismatch the wires in the shielded communication Warning cable to the terminals as shown in the When the SDU is connected to the DCU, table below: the DCU will analyze the configuration SDU 404 in the SDU and compare it to the stored 410(E)/...
Speed Sensor Configuration This page has the configuration of the pickup channel. Configure SDU through the DCU Switch This page has the configuration for The easiest and preferred method of each of the four switch channels. configuring the SDU is to login to the DCU via the web interface.
Shutdown Override Disabled Speed Limit [RPM] Enable this if the event shall be If the engine speed is above the triggered even if SDU is in shutdown set value, then the channel is override state. enabled. If the engine speed drops 50 This is typical for a manual E-stop RPM below the set value, then button.
Appendix B - Front Front side and Connectors Shutdown DCU Link Switch input 1-4 Override Acknowledge Power Supply MPU Input Shutdown Relay 1&2 Config. Installation Manual – SDU 404 Page 9...
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