R
R
M
M
A
A
S
S
-
-
1
1
2
2
0
0
A
A
l
l
a
a
r
r
m
m
5
Chapter 1
Introduction and System Overview
1.5 Technical Summary
1.5.1 General
Serial Data Stream
Data Transfer Rate ............................... 34 bps, 68 baud (encoded)
Encoding .............................................. Manchester or Bi-Phase
Wave shaping ...................................... Butterworth Response
Modulation ............................................ AM (Amplitude Modulation)*
*1 ±0.3 dB peak to peak, 6% depth of modulation.
Digital Alarm Points
Battery A Major (low voltage)
2 ~ 8 RF Low Power Alarms (F1 ~ F8)
Battery B Major (low voltage
2 ~ 8 Amplifier Major Alarms (A1 ~ A8)
Cabinet/Enclosure Door (open)
7 Uncommitted (User Defined Alarms)
Low Waveguide/Feedline Pressure
Analog Telemetry
Transmitter Scale Receiver Output
Battery A Voltage
0
– 30 VDC
3:1
0
– 10 VDC
Battery B Voltage
0
– 30 VDC
3:1
0
– 10 VDC
Battery Plant Temperature
0
– 5 VDC
1:2
0
– 10 VDC
1 Uncommitted (User-Defined) Voltage
0
– 30 VDC
3:1
0
– 10 VDC
Voltage Telemetry
Accuracy............................................... +/-100 mV maximum
1.5.2 Standard Transmitter
Power Requirements
Voltage ................................................. 10.5 ~ 20 VDC, or 20.0 ~ 40 VDC, selectable
Current (12 VDC configuration)
LEDs OFF ............................................ 70 mA
All 21 LEDs ON,
activated upon manual switch ....... 166 mA
All LEDs momentarily ON and Strappable
Opto-Couplers ON ......................... 210 mA typical, 430 mA maximum
Alarm Outputs
27 Opto-Couplers ................................. 10 mA max current & 30 V max voltage, floating
Environmental
Temperature ......................................... -40 to +60° C
Humidity ............................................... 90%
Altitude ................................................. 15,000 feet (4600 meter) maximum
Mechanical: Dimensions and Weight
Height ................................................... 7.25 inches
Width .................................................... 10.5 inches
Depth .................................................... 3.7 inches
Weight .................................................. 2 pounds