AMETEK CW-P User Manual
Page 16

Specifications
Elgar CW-P Series
1-2
Operation Manual
Total Harmonic
Distortion
0.65% maximum up to 60 Hz; add 0.05%/10 Hz from 60 Hz
to 100 Hz; add 0.4%/100 Hz from >100 Hz
H-Option: 0.5%, typical up to 60Hz; add 0.05% from >60Hz to
100Hz; add 0.5%/100Hz from >100Hz up to 3.7%; increasing
to 6% at 10% of full-scale voltage, 100% full-scale current,
and full-scale frequency
Amplitude Stability
±0.05% of full scale over 8 hours at constant line, load and
temperature after 15 minute warm-up typical
Load Regulation
±0.1% full scale voltage for full resistive load to no load
(<10 mVRMS typical, measured at point of sense)
Line Regulation
±0.1% of full scale voltage for a ±10% line change from
nominal line voltage
(<5 mVRMS typical, measured at point of sense)
Remote Voltage Sense
5 VRMS total lead voltage drop
CURRENT
CW 801P(–H)
6.0 ARMS (135 VAC range), 3.0 ARMS (270 VAC range)
CW 1251P(–H)
9.4 ARMS (135 VAC range), 4.7 ARMS (270 VAC range)
CW 2501P(–H)
18.6 ARMS (135 VAC range), 9.3 ARMS (270 VAC range)
CW 801P–V
5.2 ARMS (155 VAC range), 2.6 ARMS (310 VAC range)
CW 1251P–V
8.2 ARMS (155 VAC range), 4.1 ARMS (310 VAC range)
CW 2501P–V
16.2 ARMS (155 VAC range), 8.1 ARMS (310 VAC range)
Accuracy
±0.5% of full scale typical; for linear loads and
>0.12 ARMS for CW 801P, >0.19 ARMS for CW 1251P,
>0.37 ARMS for CW 2501P
H–Option/V–Option: ±0.75% of full scale and
≤500 Hz; ±1.0%
of full scale and >500Hz
Resolution
0.01 ARMS
FREQUENCY
Range
45 to 500 Hz (45 to 1000 Hz for H-Option)
Accuracy
±0.02% maximum
Resolution
0.1 Hz, 0.01 Hz for remote programming