DOCUMENT
943200-11 ETM RECORDER
Control
SC1
INSTALLATION MANUAL
Revision
–
M943200-11
Page: 4 of 17
SHADIN AVIONICS
www.shadin.com
Customer Service: (952) 836-2269
1
OVERVIEW
The information in this manual is subject to change without notification.
1.1
SCOPE
This manual describes the interface to the 943200-11 ETM Recorder. It also provides information to guide
the proper installation of the Engine Trend Monitor (ETM) Recorder. Installation instructions should be read
and followed.
1.2
PRODUCT DESCRIPTION
The ETM Recorder is a digital data recorder that records a serial input and provides a USB interface for
downloading the data. The ETM Recorder is pin compatible and has the same mounting pattern as the ETM
Key Recorder part number 943200. A USB port is available for users to insert a USB Flash drive and retrieve
information stored on the ETM Recorder. The LED is externally visible to indicate unit health status and USB
insertion/data recording status.
The ETM Recorder block diagram is shown in Figure 1 with an aircraft installation example with an ETM
product.
AIRCRAFT INPUTS
Shadin Avionics
Engine Trend Monitor
(ETM)
913200-XXX
ETM Recorder
943200-11
U
S
B
USB Flash
Drive
PWR PWR
GND 28V
RX RS-232
TX RS-232
SIG GND
L
E
D
J1
Shadin Avionics
ETM Display
Figure 1: ETM Recorder Block Diagram
Data Port Interface
The Data Port interface is configured as an RS-232 port 1200 baud with 8 data bits, no parity and 1 stop bit.
The Data Port RS-232 TX/RX pair is provided on the 15 pin D-Subminiature connector J1-14 (transmit) and
J1-12 (receive).
