2
Supply:
Model 4234600 ............... 230 V a.c., 50/60 Hz
Model 4234601 ............... 115 V a.c., 50/60 Hz
Power
Consumption
Katharometer .................. 3.5 W maximum
Katharometer with
temperature control ..... 13 W maximum
Fuse Ratings:
L & N ................................ 250 mA (20 x 5 mm) 250 VA,
1500A h.b.c. cartridge type
d.c. line ............................ 400 mA (250 V a.c.)
Aux. 10 V d.c line ............ 1 A (250 V) F.B. (20 x 5 mm)
D.C. Output: ...................... optional, stabilised, 500, 400,
350, 250 or 180 mA
Load: ................................. one katharometer (12.5
Ω
max.)
plus interconnecting cable (2
Ω
max)
Ambient Temperature
Range: ............................... –20 to +55
°
C
2
SPECIFICATION
Permissible Supply
Voltage Variation: ...........
±
15%
Frequency Range ........... 46 to 64 Hz
Output
Regulation: ....................... Within
±
0.8% for
a) Load variation
±
15%
b) Supply variation
±
6%
c) Ambient temperature
±
10
°
C
Ripple: ............................... Less than 17.5 mV across 10
Ω
load peak to peak
Stability: ............................ Within
±
0.7% of initial setting
over a period of one month with
load resistance, supply voltage
and ambient temperature at
nominal stated values.
Auxiliary Output ............... 10 V d.c. nominal at 1 A for
katharometer temperature
control.
Dimensions: ..................... see Fig. 3.1
Fixing: ............................... see Fig. 3.1
Weight: .............................. 2.12 kg approximately