Atec Kikusui-PLZ1003W - Manual (Page 7)

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PLZ-3W/3WH series
ELECTRONIC LOAD (CC·CR·CV·CP)
Specifications(PLZ-3WH series)
■ Operating Area
PLZ153WH PLZ303WH PLZ603WH PLZ1003WH
Operating voltage
(DC)*1
5 to 500 V
Current 7.5 A 15 A 30 A 50 A
Power 150 W 300 W 600 W 1000 W
Minimum operation-
starting voltage*2
1 V
*1 Current can flow in a range of 1 to 5 V. However, the specifications for this instru
ment may not be met.
*2 Minimum voltage at which current starts to flow in the instrument
■ Constant Voltage Mode
PLZ153WH PLZ303WH PLZ603WH PLZ1003WH
Operating range (DC) 5 V to 500 V
Setting accuracy*1 ± 0.1% of rated voltage
Setting resolution 125 mV
DC input current
regulation*2
±
0.01% of rated voltage
Temperature coefficient ± 100 ppm/ ° C of rated voltage (typical value)
*1 In a range of 23
±
5
°
C (with the load terminals remote sensed)
*2 With respect to an input current change of 10% to 100% of the rated current at 5 V
input voltage (with the load terminals remote sensed)
■ Constant Power Mode
PLZ153WH PLZ303WH PLZ603WH PLZ1003WH
Operating range 15 to 150 W 30 to 300 W 60 to 600 W 100 to 1000 W
Setting accuracy*1
±
2% of rated power
Setting resolution 0.025% of rated power
DC input voltage regulation*2 2% of rated power
Ripple current*3 Complies with graph 2 (typical values)
Temperature coefficient ± 1000 ppm/ ° C of rated power (typical value)
*1 In a range of 23 ± 5 ° C and at 20 V input voltage (with the load terminals remote sensed)
*2 With respect to an input voltage change of 20 V to 500 V at rated power (with the load
terminals remote sensed)
*3 When the ripple noise of input voltage is 5 mV or less
■ Constant Resistance Mode
PLZ153WH PLZ303WH PLZ603WH PLZ1003WH
Operating range
Range H*5 1.6
Ω
to 20k
Ω
0.8
Ω
to 10k
Ω
0.4
Ω
to 5k
Ω
0.24
Ω
to 3k
Ω
0.625 to 1.25 to 2.5 to 4.17 to
5 × 10 -5 S 1× 10 -4 S 2× 10 -4 S 3.3× 10 -4 S
Range L*5 16
Ω
to 200k
Ω
8
Ω
to 100k
Ω
4
Ω
to 50k
Ω
2.4
Ω
to 30k
Ω
0.0625 to 0.125 to 0.25 to 0.417 to
5×
10 -6 S
1×
10 -5 S
2×
10 -5 S
3.3×
10 -5 S
Setting resolution
Range H*6 0.156 mS 0.3125 mS 0.625 mS 1 mS
Range L*6 0.0156 mS 0.03125 mS 0.0625 mS 0.1 mS
Setting accuracy
(current conversion)*1
±
(1% of rated current +a)*3
Stability
DC input voltage regulation*2 6%
Temperature ± (1000 ppm/ ° C + 4 m Ω / ° C)
coefficient at minimum resistance value
Ripple noise*4 Complies with graph 1 (typical values)
*1 In a range of 23 ± 5 ° C and at 12 V input voltage
*2 With respect to an input voltage change of 5 V to 12 V at the minimum resistance
value. For other resistance, the voltage variations will be within 6% of the maximum
conductance (S) value of the setting range with respect to variations in allinput
voltages. (with the load terminals remote sensed)
*3 α = 12 V ÷ set resistance - 12 V ÷ (set resistance + 120 m Ω )
*4 A repetitive noise of about 155 kHz may be superimposed on input current.
*5 S:siemens
*6 mS: millisiemens
Note: Conductance (S) x input voltage (V) = load current (A)
Conductance (S) = 1/resistance (
Ω
)
■ Constant Current Mode
PLZ153WH PLZ303WH PLZ603WH PLZ1003WH
Operating range
Range H 0 to 7.5 A 0 to 15 A 0 to 30 A 0 to 50 A
Range L 0 to 0.75 A 0 to 1.5 A 0 to 3 A 0 to 5 A
Setting accuracy
(with respect to rated
± (0.3% ± (0.3% ± (0.3% ± (0.3%
current)*1
+ 7.5 mA) + 15 mA) + 30 mA) + 50 mA)
Setting resolution
Range H 2 mA 4 mA 8 mA 13 mA
Range L 0.2 mA 0.4 mA 0.8 mA 1.3 mA
Stability
Line regulation*2 3 mA
DC input voltage regulation*3 20 mA
Temperature coefficient ± 100 ppm/ ° C of rated current (typical value)
Ripple noise*4
RMS*5 2 mA 2 mA 3 mA 5 mA
Measuring current*6 At 7.5 A At 15 A At 30 A At 50 A
Peak-to-peak 20 mA 20 mA 30 mA 50 mA
Measuring current At 7.5 A At 15 A At 30 A At 50 A
*1 In a range of 23 ± 5 ° C
*2 With respect to a variation of
±
10% of the center value of the input supply voltage at
the rated current of 20 V input voltage
*3 Value obtained when input voltage is varied from 5 V to 500 V at the current of rated
power/500 V
*4 At the rated current of 20 V input voltage
*5 5 Hz to 500 kHz
*6 DC to 15 MHz
■ Tr/Tf, Switching and Soft-start Operations, Remote Sensing, and Protective Features
PLZ153WH PLZ303WH PLZ603WH PLZ1003WH
Tr/Tf setting*1
Operation mode Constant current
Setting range 50, 100, 200, 500
µ
s
1, 2, 5, 10 ms
Setting accuracy*2 ± 30% of set value, ± 15 µ s
Switching operation
Operation mode Constant current, constant resistance
Time setting range 1 to 5000 ms
Time setting accuracy ± 5% of set value
Soft-start operation
Operation mode Constant current(C.C)
Setting range 0.5, 1, 2, 5, 10, 20, 50, 100 ms
Setting accuracy ± 30% of set value, ± 100 µ s
Remote sensing
Sensing voltage 5 V*3
Protective features
Over current protection Limit is activated at about
(OCP) +5% of rated current.
Overheat protection Load current is cut off at a he
(OHP) at sink temperature of about 105
°
C.
Reverse connection
protection
With diodes and fuses
Power transistor
protection
With fuses
Overvoltage protection
(OVP)
Load switch will be turned off.
*1 Within an input voltage range of 12 V to 500 V.
Rise time (Tr) and fall time (Tf) are times required to reach 10% to 90% of current
waveform.
*2 Tr/Tf setting is valid when the changes in load current fall within a range of 2% to
100% of the rated current value.
*3 2.5 V at one terminal