System Unit And Power Supply Specifications - Digital Equipment Rainbow 100 Technical Manual

Keys:
Size (each)
Spacing
Wobble
Force to activate
Travel to activate
Numeric Keypad:
Function Keys:
Power:
105 keys; matte, textured, concave surface
1.27 cm (0.50 in) square
1.9 cm (0.75 in) center-to-center (single-width keys)
Less than 0.5 mm (0.020 in)
53 g to 79 g (1.8 oz to 2.7 oz); space bar is double this
amount
Less than 0.3 cm (0.12 in)
18 keys
36 keys; firmware- and software-driven; 20 function keys
horizontally positioned below label strip
+12 V ± 5%
@
400
rnA,
4.8 W maximum
1.4.4 System Unit and Power Supply Specifications
Physical Description:
Height
Length
Width
Weight (maximum)
Power Supply Type:
AC Input:
115 V (nominal)
230 V (nominal)
Line Current:
AC Power Consumption:
Regulated Voltages:
Circuit Protection:
16.5 cm (6.5 in)
48.3 cm (19 in)
36.3 cm (14.3 in)
13.6 kg (30 Ib)
Transistor, switching-type ac-to-dc converter
Switch-selectable
Single-phase, 3-wire, 90 V to 128 V rms; 47Hz to 63 Hz
line frequency
Single-phase, 3-wire, 174 V to 256 V rms; 47 Hz to 63 Hz
line frequency
3 A
@
115 Vac
1.5 A
@
230 Vac
218 W
+5.1 V ±6% over the current range of 2.5 A tolLS A
+12.1 V ±6% over the current range of 0.6 A to 6.7 A
-12 V ± 7% over the current range of 0.0 A to 0.15 A
Circuit breaker, externally accessible
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