User Manual

Line Regulation: <0.01% of maximum output for 10% line change.
Ripple & Noise:
(20MHz bandwidth)
Typically <1mVrms (CV mode).
Transient Load Response: <20µs to within 50mV of set level for 90% load change.
Temperature Coefficient: Typically <100ppm/°C.
Status Indication: Output on lamp. Constant current mode lamp.
METER SPECIFICATIONS (Main Outputs)
Meter Types: Dual 3 digit meters with 14mm (0.56") LEDs. Reading rate 4 Hz.
Meter Resolutions: 100mV, 10mA.
Meter Accuracies: Voltage 0.3% of reading ± 1 digit.
Current 0.6% of reading ± 1 digit.
AUXILIARY LOGIC OUTPUT (EL302Tv only)
Voltage: Variable <1.5V to >5V by front panel control.
Meter Voltage Accuracy: 0.3% ± 1 digit.
Current Limit: 2A minimum.
Output Protection: Output will withstand up to 7V forward voltage. Diode clamp reverse
protection for currents up to 3A.
Ripple & Noise
(20MHz bandwidth):
Typically <5mVrms, <15mVpk-pk (CV mode).
Load Regulation: <3% for 90% load change.
Line Regulation: <0.2% for 10% line voltage change.
Status Indication: UNREG lamp.
GENERAL
AC Input: 230V AC or 115VAC ± 10%, 50/60Hz. Installation Category II.
Power Consumption: EL301: 85VA max;
EL302/EL183/EL561: 160VA max;
EL155/EL303: 275VA max;
EL302D/EL302Tv: 320VA max.
Operating Range: +5ºC to +40ºC, 20% to 80% RH.
Storage Range:
−40ºC to + 70ºC.
Environmental: Indoor use at altitudes up to 2000m, Pollution Degree 2.
Safety: Complies with EN61010-1.
EMC: Complies with EN61326.
Size: Singles: 140 x 160 x 295 mm (WxHxD).
Dual & Triple: 260 x 160 x 295 mm (WxHxD).
Weight: EL301: 3.1kg;
EL302/EL183/EL561: 4.1kg;
EL155/EL303: 4.5kg;
EL302D/EL302Tv: 7.4kg.
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