Information subject to change
97-8004167 07-14-17
7224 & 7226 OPERATOR’S MANUAL –
SECTION 10
44
10
Specifications
Performance
Testing was done at 100 Hz. Continuous DC power levels are
lower. See DC Specifications chart.
Small Signal Frequency Response:
DC - 300 kHz, +0.0 to -1.0 dB
Slew Rate:
7224:
75 V/µSec
7226:
100 V/µSec
Residual Noise:
10 Hz to 300 kHz:
950 µV (0.95 mV)
10 Hz to 80 kHz:
300 µV (0.3 mV)
Signal-to-Noise Ratio:
10 Hz - 30 kHz:
–113 dB
10 Hz - 80 kHz:
–106.6 dB
10 Hz - 300 kHz:
–99.9 dB
Unit to Unit Phase Error:
± 0.1 degrees at 60 Hz
THD:
DC - 30 kHz, less than 0.1%
Output Offset:
Less than ±5 mV
DC Drift:
<±1.5 mV
Output Impedance:
5.3 mOhm in Series with 0.95 µH
Phase Response:
± 5 degrees (10 Hz - 10 kHz) plus 560 nsec
propagation delay
Input Characteristics
Balanced with ground:
Three terminal barrier block connector, 20k ohm
differential
Unbalanced:
BNC connector, 10k ohm single ended. Fixed or
variable gain
Gain:
Voltage Mode:
20 volts/volt
Current Mode:
5 amperes/volt
Gain Linearity
(over input signal, from 0.2V to 5V)
:
0.15%
Max Input Voltage:
± 10 V balanced or unbalanced
Input Impedance:
20 kOhm differential
Common Mode Rejection:
-58 dB with 5 V input
Display, Control, Status, I/O
Front Panel LED Displays indicate:
Ready, Standby, Fault, Over Temp, Over Voltage,
Overload
Soft Touch Switches for:
Run, Stop, Reset
Gain Control, when enabled:
Voltage gain adjustable from 20 to 0
On/Off Breaker
Back Panel Power Connection:
25 Amp IEC (with retention latch)
Signal Output:
Three-position terminal strip (OUTPUT/COM/CHAS
-
SIS GROUND); resistor between COM and CHAS
-
SIS GROUND terminals is a 2.7-ohm, 2W, 5%,
metal-oxide resistor
Signal Input:
User Selectable BNC or Barrier Strip Balanced
Communication Capabilities
Current Monitor:
± 1 V / 5 A ± 1%
Reporting:
System Fault, Over Temp, Over Voltage, Over Load
Control:
Force to Standby, Reset after a fault
Physical Characteristics
Chassis:
The Amplifier is designed for stand- alone or rack-
mounted operation. The Chassis is black aluminum
with a powder coat finish. The unit occupies two EIA
19-inch-wide units.
Weight:
41 lbs (18.6 kg), Shipping 51 lbs (23.2 kg)
AC Power:
Single phase, 120 VAC, 60 Hz, 20 Amp service; (220-
240 VAC, 50-60 Hz, 10 Amp service model available)
Operating Temperature:
10°C to 50°C (50°F to 122°F), maximum output
Power de-rated above 30°C (86°F).)
Humidity:
70% or less, non-condensing
Cooling:
Forced air cooling from front to back through remov
-
able filters.