auto maskin SDU 404 User manual

November 30, 2017 (1.2)
Publication P/N: 1100406
Copyright © Auto-Maskin AS, 2017
User Interface Basics
The SDU is designed to work in conjunction with a DCU. Most of the
configuration and information will be managed through the DCU. Below
is a short description of the indicators and buttons on the unit itself.
What‘s in the Box?
Power Indicator
Steady On: Power Supply OK
Flashing: Power below
threshold.
Status Indicators
Lit or flashing in different colors
according to status as
indicated. Further details see
Users Manual.
Switch Input Indicators
Flashing: Unacknowledged
Lit: Acknowledged
Other Input Indicators
Lit Green: When Active
Flashing: Unacknowledged
Lit Amber: Fault Acknowledged
Acknowledge Button
Flashing status LEDs an e
acknowledged by pressing the
Acknowledge Button.
Overspeed Test Button
Test mode to initiate Shutdown
at 95% of Nominal set-point.
For More Information:
For the latest updated information, please contact your local distributor or
visit the Marine Pro 400 section of the Auto-Maskin web site:
http://www.auto-maskin.com
1. SDU 404 in an ESD Bag
2. Bag ith  Resistor Ω
3. Bag with 12 Resistors (10kΩ
4. Quick Installation Guide
Quick Installation Guide
SDU 404
P/N 1006418
Caution!
Handle with care when opening the
bag and installing the unit.
Safety Shutdown Unit
4 channels for switch
inputs
1 magnetic pickup
channel
Wire break detection
with LED indication
Overspeed test function
8 - 32V DC power supply
flexibility
Local acknowledge/
reset button
DIN rail mounting

November 30, 2017 (1.2)
Publication P/N: 1100406
Copyright © Auto-Maskin AS, 2017
Measurements & Power Ratings
Installation Steps
Configuration Steps
Section
Width
Height
Depth
Unit
Size
101
105
52
mm
Section
Min
Typ.
Max
Unit
Power
Supply, Vcc
18
200
24
300
32
600
VDC
mA
Max ripple 10% without exceeding Min and Max values.
Front side and Connectors
DCU Link
Switch input 1-4
Shutdown
Override
Ack-
nowledge
Power-Supply
MPU
Input
Shut-
down
Relay 1&2
Config
.
1. Remove the unit from the ESD Bag and
mount it on a DIN rail.
2. Attach the Power Supply and make sure
the power ratings are within product
specifications.
3. Connect additional external wires
according to the specification related
to the installation. This may include
the following:
Magnetic Pickup Input
Shutdown- and additional external
Relays
Acknowledge- and Shutdown
Override inputs
Switch Inputs with wire break
resistors kΩ if required
DCU Link with termination Ω
4. As a final stage and check of the
installation - Press and hold the
Oerspeed Test utton to enter
overspeed test mode until the
Oerspeed status LED starts flashing.
See the Installation Manual for
further information.
The SDU is designed to be used in
conjunction with a Marine Pro DCU via the
two-wire DCU/SDU link.
The way of configuring the SDU is to login
to the DCU via the web interface and then
enter the SDU section.
The following functions are configurable:
Switch Channels for loop monitoring
and short circuit detection.
Action on Event (Shutdown/Load
Reduction/Run Only)
Time Delay (Shutdown/Load
Reduction/Initial)
Overspeed warning set point
Input voltage set points
Outputs/Relays on events
For further details and information, please
see the 400E Series Configuration Manual.
Responsibilites:
It is the sole responsibility of the installer to ensure that
the installation work is carried out in a satisfactorily
manner and meets all applicable rules and regulations.
Note:
Auto-Maskin continuously upgrades its products and
reserves the right to make changes and improvements
without prior notice.
Additional Documentation:
Please visit the Marine Pro 400 section of the Auto-Maskin
website for the following enhanced documentation:
Installation Manual
Users Manual.
400E Series Configuration Manual
http://www.auto-maskin.com