Harrington Signal Tracker T8000 - Install Manual - Manual (Page 10)

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HSI #780-0867 FireSpy Tracker Installation Manual
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Table 2-1: Power supply specifications (MBC/MBCLC).
Parameter Rating
Input voltage (AC supply) 120VAC @ 50/60Hz
230VAC @ 50/60Hz
Input current draw (AC supply) 1.8A @ 120VAC
0.4A @ 230VAC
24VDC power available (total system current) and max battery load 7A
Battery charge voltage, max 27.6V
Battery charge current, max 1.6A
Battery capacity
Min
Max
8Ah
40Ah
Use two UL864 listed 12V batteries connected in series.
Table 2-2: Power supply specifications (MB).
Parameter Rating
Input voltage (AC supply) 120VAC @ 50/60Hz
240VAC @ 50/60Hz
Input current draw (AC supply) 1.8A @ 120VAC
2.15A @ 240VAC
24VDC power available (total system current) and max battery load 4A
Battery charge voltage, max 27.6V
Battery charge current, max 1.6A
Battery capacity
Min
Max
7Ah
40Ah
Use two UL864 listed 12V batteries connected in series.
Table 2-3: Environmental specifications (MB / MBC / MBCLC).
Parameter Rating
Environment
UL864 location
Temperature range
Maximum relative humidity
Indoor, dry
32 to 120° F
93%
Table 2-4: RS-485 specifications (MB / MBC / MBCLC).
Parameter Rating
Output voltage (MBC / MBCLC) 24VDC
Max output current (MBC / MBCLC) 2.5A
Max impedance, RS-485 wiring* 100 ohms
Max capacitance, RS-485 wiring* .3uF
Max impedance, power wiring, total (3V drop each wire @ 80mA)*
(MBC / MBCLC) 75 ohms
* See Appendix C Wire Selection for suggested wiring distances.