Atec Labworks-PA-141 - Manual (Page 2)

abworks Inc.
L
2950 airway ave.
a-16, costa mesa, ca 92626 (714) 549-1981
Output Voltage (continuous)
10 Hz to 20 KHz
open circuit 62.0 V rms
4
Ω
load 49.0
2
Ω
load 40.0
1
Ω
load 20.0
DC to .1 Hz
open circuit 87.5 Vdc/pk
4
Ω
load 69.0
2
Ω
load 56.5
1
Ω
load 28.0
Random Voltage Output
2.5 sigma peak volts
open circuit 36.0 V rms
4
Ω
load 30.0
2
Ω
load 28.0
1
Ω
load 20.0
3.0 sigma peak volts
open circuit 30.0 V rms
4
Ω
load 25.0
2
Ω
load 23.0
1
Ω
load 20.0
Maximum continuous dissipation
Ambient Temp = 40
°
C 900W
50 450
60 0
Frequency response (DC coupled input)
DC to 10 KHz -0.6 dB
DC to 20 KHz -2.5
AC coupling @ 1.0 Hz -0.5
Slew rate 6.0 V/
µ
sec
Harmonic distortion
(10V, DC-10k) <0.65% @ 1
Ω
Signal/noise ratio
(ref 50V out) 100 dB minimum
Input impedance
DC coupled 10 k
Ω
AC coupled 47 uF in series with 10 k
Ω
DC offset
Voltage mode 5 mV max
Current mode 3 mA max
Voltage mode gain 96 (40 dB) max
Current mode gain 22 Amps/Volt max
Voltage source regulation <0.1 dB (
∞
- 2
Ω
load,
30 Hz/20 V rms)
Current source regulation <0.1 dB (0-2
Ω
load,
30 Hz/10 A rms)
Front panel metering
Type (2) 19 seg. horiz. bar graphs
Scale
Voltage 0-72V pk
Current 0-20 A rms
Resolution
Peak voltage 5% of full scale
True rms current 5% of full scale
Accuracy (voltage & current)
±
5% absolute
PA-141 SPECIFICATIONS* Front panel indicators Internal power, interlock trip
Front panel controls Power switch, mode switch,
gain adjust
Interlock circuit
Type Logic <1 Vdc or
switch open = fault
Response time 3 ms. max
Action Output drives to nil
Reset Gain pot full down or
> 1.5V @ RST
Indicator Flashing front panel "Trip" light
Cooling 2-speed fan
Noise level: low/high speed <53 dB/<67 dB
(switches @ approx. 1/2 diss.)
Self protection Over current, over temperature
Line protection
Dual circuit breaker 15A
115 Vac convenience output Std. Duplex (USA)
PA-141 3A
PA-141-127 20A
PA-141-140 12A
Optional DC shaker field power supplies
141-127 32V, 28A DC Nom.
141-140 12V, 12A DC Nom.
Input power
PA-141 2,000 VA max
PA-141-127 or -140 3,000 VA max
Voltage 100, 120, 200, 220 or 240 Vac
Frequency 48 to 62 Hz
Dimensions 7.0" H x 19" W x 17" D
Weight
PA-141 (PA-141-127 or-140) 48 lbs (73 lbs)
PERFORMANCE GRAPHS
10
20
30
40
50
60
5 10 15 20 25
8 Ω
4 Ω
2 Ω
1 Ω
Volts
rms
Amps
rms
Output Capability
1 K
300
100
30
10
Ω
30 100 300 1000
-2.5
-5.0
dB
0.0
Hz
Output
Impedance Current
Response
Current Source Mode Performance
0 0
-2 -2
-4 -4
0.1 1.0 10 100 1K 10K 30K .01
dB
dB
DC input
AC input
Hz
Voltage Source Mode Response Performance
0
0
M
A X
. C
O N
T.
D IS
SI
PA
TI
ON MAX. CONT. OUTPUT CURRENT
*Specifications subject to change. Consult factory for latest specifications.