
DIMENSIONS
All dimensions in mm (inches)
SAFETY
Forsafeoperation,theunitmustbeinstalledinanenclosurewhichpreventsaccidentalcontactwithhazardousvoltages,byprovidingappropriate
insulation or guarding. If the enclosure is made of a conducting material or the internal surfaces have a conductive coating, ensure that no part of
thepowersupplywillcomeintocontactwithit,andmaintainanairgapclearanceofminimum10mm. Themainsleadtotheunitmustbefusedwith
a 100mA fuse. In general, it is the responsibility of the user to ensure that the incorporation of the power supply unit into the OEM equipment
conformstotherelevantsectionsofEN60742,inaccordancewiththeLowVoltageDirective(LVD93/68/EEC).
IFINDOUBTCONTACTALASCARAPPLICATIONSENGINEER.
PSU 30105
Single Rail Panel Meter Power Supply
The PSU 30105 is a very compact, single rail 120V power supply unit designed primarily for the supply of digital panel meters. The
linearregulatorICusedfeaturesover-currentandover-temperatureprotectionandoffersa100mA@+5Vd.c.regulatedoutput.
Specification
Load regulation
Line regulation
Ripple
Operating temperature
Output Voltage
Output Current
Input (50-60Hz)
Min.
Typ.
Max.
1
1
0.5
70
Unit
%
%
mV
°C
V d.c.
mA
V a.c.
0
5
100
120
110
125
Stock Number
PSU 30105
Standard Unit
100mA @ +5V d.c. Regulated Output
Very
Simple Screw-Terminal Connection
Encapsulated Mains Transformer
Use with Lascar Panel Meters
Compact Design
Specifications liable to change without prior warning
PSU 30105
Issue 1
September/1998
M.C.
Applies to PSU 30105/1
LASCAR ELECTRONICS LTD.
MODULE HOUSE, WHITEPARISH,
WILTSHIRE. SP5 2SJ
TEL: ++44 (1794) 884567
LASCAR ELECTRONICS INC.
PO BOX 8204, SAVANNAH,
GA 31412
TEL: ++1 (912) 234 2048
UK
USA
F
AX: ++44 (1794) 884616
FAX: ++1 (912) 234 2049
WEBSITE: http://www.lascarelectronics.com/
1.6
(0.06)
28.0
(1.10)
41.0 (1.61)
50.0 (1.97)
4.5
(0.18)
3
4
3.2
(0.13)
4
(
+5V
MAINS
120V
0V
CONNECTIONS
The unit is supplied for operation with a 120V / 60Hz input.
Follow the wiring diagram when using this power supply
unit. Incorrect connection may damage the power supply
unit.
IFINDOUBTCONTACTALASCARAPPLICATIONSENGINEER.
PSU 30105
INPUT
120V a.c. / 60 Hz
DC OUTPUT
0V
+5V