1. Scott Electronic Management System
SEMS
Scott Electronic Management System

2. Objectives Know the primary functions of SEMS Identify SEMS components
Demonstrate the operation of the SEMS PDA Portable Unit
Demonstrate the operation of the SEMS PDR Base Station

3. SEMS Primary Functions
Personal Alert Safety System (PASS)
Firefighter Accountability
Track current SCBA air supplies
Monitor the status of firefighters using air packs
Electronic Communications
Transmit PASS alarm activation to Receiver
Transmit Withdrawal signal to Receiver
Transmit Evacuation signal to the SEMS console
Terminology does not match Zone 3 training
True meaning is ABANDONMENT

4. SEMS Components Scott NXG2 Air Pack SEMS PDR Base Station
SEMS PDA Portable Unit (Console)
Computer Module
Located behind bottle
Controls all pack electronics to include the PASS
Battery Compartment
SEMS PDR Base Station

5. SEMS PDA Portable Unit – Components
Analog Pressure Gauge
Digital read-out
Information Center
Yellow button
Reset/Acknowledge
Blue Button
Withdrawal transmission
Red button
Manual PASS activation

6. SEMS PDR Base Station – Command Unit
SEMS Base Station
Command Center Power Switch
Turns on/off all electrical systems in the rear of the Battalion 81
Computer Monitors
Touch Screen
Regular Screen
The computer screen is only a visual aid. Commands can only be sent and received through the base station unit.

7. SEMS PDR Base Station - Components
Power Button
Turns on/off Base Station
Menu Button
Contains 7 items
Clear Button
No on (Y/N) questions
Acknowledge Button
Yes on (Y/N) questions
Scroll Button
Scrolls up/down on base station display
EVAC Button
Transmits Abandonment signal to operating SCBA’s
Digital Display Window
Displays SEMS information
Alarm Light
Visual Alarm warning

8. SEMS PDR Base Station - Components
Menu Items
Clear Reject List
Removes rejected packs from the database
Set Clock
Sets time/date on the base station
Request Logon
Forced request of Logon
Request PAR
Forced update of information
Identify Base Unit
Displays Base Station ID information
Set Display
Adjust the display on the base station
Clear up PU Database
Removes all active portable units from the database

9. SEMS PDR Base Station – Computer Display
Department ID
Apparatus ID
Seat Position
Air Pressure
Time Pack is On
Pack Status
Range Indicator

10. SEMS Additional Information – PDU Location
Engine
Officer #1
Officer’s Seat
Driver #2
In the bracket nearest the driver’s side rear door
Hydrantman #3
Seat behind the officer
Nozzleman #4
Seat behind the driver
Aid Car
Officer #1
Pack should be located in the top bracket
Driver #2
Should be located in the lower bracket

11. SEMS Operation – Startup PDR Base Station
Press and hold the power button
Base station will initialize
takes approximately 10 seconds
Base station is ready to operate when the clock appears

12. SEMS Operation – Startup PDA Portable Unit
SEMS PDA Portable unit activates when SCBA is turned on
Unit will sound 3 chirps to indicate activation
Start-up sequence takes approximately 10 seconds
Console displays “<<<<“ until logged onto a base station
Console flashes a green light to show normal operation

13. SEMS Operation – Initialization
SEMS PDU
Sends an initialization signal
Indicated by “<<<<“ flashing on the console
Once a Base station is found, console will display “<< “
After Base Station Acknowledges the logon, the console display will be blank.

14. SEMS Operation – Initialization
SEMS PDR
Receives PDU initialization signal
PDR Displays “Request Logon? (Y/N)”
Acknowledge PDU:
Press and Hold “ACK” to monitor
PDU unit will be logged on
PDR will display “Truck? (Y/N)”
ACK: Logon all units from that apparatus
Clear: Logon that specific unit only.
Press and Hold “CLEAR” to send a unit to the Reject List

15. SEMS Operation – Range SEMS PDU SEMS PDR
Works within ½ mile line of sight of PDR base station
Move out of range, “RNGE” displays on the console
Low pressure audible alarm sounds to alert the user
Will automatically re-logon when unit is in range
SEMS PDR
Range displays on Base station indicating the unit that is out of range
Computer display – Range turns from green to red

16. SEMS Operation – Air Cylinder Pressure
SEMS PDU
Press and hold yellow button to check pressure
Displayed to nearest 100 psig
At 2250 psig, Console displays, “½ Air”
At 1150 psig, Console displays, “Low Air”
Low Air signal is transmitted to PDR within 10 seconds
SEMS PDR
Monitors air pack cylinder pressures
Low Air signal warning
Must press and hold “ACK” to acknowledge the low pressure warning
Low Air is displayed on the monitor for that unit

17. SEMS Operation – Distress Alarm (PASS)
SEMS PDU
Activation:
Manual: Press the Red button for 2 seconds
Automatic: No motion for 30 seconds
Transmits to the PDR 10 seconds after activation
“PASS” displays on the console when the base station operator acknowledges the signal
PASS continues to alarm until the user shuts off the respirator or resets the PASS devise
PASS alarm overrides all other transmissions

18. SEMS Operation – Distress Alarm (PASS)
SEMS PDR
Receives distress alarm
Displays “PASS” on screen
Must press ACK to acknowledge PASS activation
Displays “FF DOWN” after acknowledgement
If transmission is reset, “RESET” is displayed
Press ACK to acknowledge the reset
Display returns to normal operation
PASS Alarm overrides all other alarms

19. SEMS Operation – Withdrawal
SEMS PDU
Press and hold the blue button until an audible chirp is heard
Chirp indicates a transmission is sent
“W-D” displays on the console when the base station operator acknowledges the transmission
“W-D” is displayed until the console is reset or the respirator is shutdown.

20. SEMS Operation – Withdrawal
SEMS PDR
Receives withdrawal signal
Display shows “Withdrawal”
Press ACK to acknowledge transmission
Display shows “Withdrawing”
If transmission is reset, “RESET” is displayed
Press ACK to acknowledge the reset
Display returns to normal operation

21. SEMS Operation – Evacuation
SEMS PDU
Receives EVAC signal
“EVAC” displays on console
Alert tone sounds
Double Click yellow button to acknowledge EVAC signal
Audible chirp is heard when acknowledgment is sent
User must leave the IDLH atmosphere immediately
To reset unit, pack must be completely shutdown
Unit cannot be reset by using the reset button
PASS overrides EVAC
If reset, returns to EVAC signal

22. SEMS Operation – Evacuation
SEMS PDR
Press and Hold the EVAC button for 2 seconds
Displays “EVAC ALL?”
ACK if yes, EVAC signal sent to all units
Clear if No, Next displays “EVAC BY TRUCK?”
ACK if yes, EVAC all units for a selected apparatus
Select apparatus by using the scroll buttons
Clear if No, Next displays “EVAC BY SELECTION”
ACK if yes, EVAC units individually
Select unit by using the scroll buttons
Clear if No, EVAC is cancelled and returns to normal operation

23. SEMS Operation – Evacuation
SEMS PDR (continued)
EVAC Transmission
EVAC Sent – Display “EVAC”
PDU received signal – Display “EVAC R’cved”
PDU Acknowledges – Display “EVAC CONF”
PDU Shuts down – Display “Evacuated”
PASS Activation during Evacuation
Displays “EVAC PASS” until acknowledged
Displays “EVAC FF DOWN” after acknowledge
If PASS is reset, Returns to EVAC signal

24. SEMS Operation – Shutdown
SEMS PDU
Turn off the cylinder valve
Bleed air off the system
Double click the yellow button to shut off the electronics
SEMS PDR
Receives shutdown signal
Displays “Goodbye”
Press ACK to acknowledge “Goodbye”
This removes unit from the PDU database
Press and Hold On/Off button to shut off base station
Any unit that remains in the PDU database and Reject list when shut down, will continue to be in these lists when re-started

25. SEMS Information – Event Log
SEMS Base Station logs all transmissions between the PDU and PDR
Information is stored in memory
Information can be retrieved for training and/or incident review.
Information Includes:
Date
Time
Unit Information
State (Transmission)
Air pressure
Elapsed Pack Time

26. SEMS Information – Event Log (example)

27. Summary SEMS Primary Functions Personal Alert Safety System
Firefighter Accountability
Electronic Communication

28. Summary - Continued
Should understand the operation of the SEMS PDU Console.
Automatically turns on
Yellow button is reset and acknowledge
Red button is manual PASS activation
Blue button is Withdrawal
Display shows:
Pack status information
Base station communications

29. Summary - Continued
Should understand the operation of the SEMS PDR Base Station.
Turning the system on
Sending and receiving communications
Understanding displayed information

30. Questions?
Thank you for you time. Any questions, comments and/or concerns, please feel free to contact FF Richard Rock, FF Abel Craft, or FF Gordy Plett concerning the SEMS system.