Comtech EF Data SMS-451 - Manual (Page 25)

SMS-451 Sateliite Switch Revision 0
Introduction MN/SMS451.IOM
1–11
1.2.2 SMS-451E Specifications
The interface operates to the specifications described in Table 1-2.
Table 1-2. SMS-451E Specifications
General Specifications
Interface:
Digital
IF
ECL, PECL, MIL-STD-188 50-pin D.
75
Ω BNC (50Ω optional).
Controls:
Modulator
Demodulator
Common
A or B online select.
Auto.
A or B online select.
Auto.
Remote or local.
Indicators:
Modulator
Demodulator
Common
A or B online.
A and/or B fault.
A or B online.
A and/or B fault.
Power supply 1 and/or 2 ON.
Remote control activated.
Remote Control Via external contact closure on a 25-pin female D connector for
A/B modulator select and A/B demodulator select.
Physical Specifications
Power
90 to 260 VAC.
47 to 63 Hz.
10W max.
-48 VDC optional.
Size 19 W x 18 D x 3.5 H inches (48.26 W x 45.72 D x 8.89 H cm)
Weight 10 lbs (4.5 kg)