- Single outputs, 35V/, 18V/10A, 42V/10A, 20V/20A
- Dual or triple outputs, 35V/4A
- Independent digital voltage and current meters for each output with 4 digit resolution
- Switchable local or remote sensing
- Constant voltage or constant current operation
- Variable 1.5 - 5.0V auxiliary output at (EX354RT)
- Compact design uses less bench space
- Silent fan-free cooling (not EX202R/EX4210R)
- DC output switches, automatic mode indication
- RS232 or USB controlled models available (35V/ single)
- Multi-mode dual model 2x(75V/2A) or 75V/4A or 150V/2A
Output Setting & Control
Voltage Setting: By coarse and fine controls.
Current Setting: By single logarithmic control.
Output Mode: Constant voltage or constant current with automatic cross-over. CC indicator in constant current mode.
Output Switch: Electronic, non isolating. Preset voltage and current limit displayed when Output off.
Output Performance
Ripple & Noise: Typically <2mV rms, <10mV pk-pk, (EX355R, EX354RD, EX354RT) CV mode, 20MHz bandwidth
. Typically <2mV rms, <20mV pk-pk (EX1810R, EX2020R, EX4210R)
Load Regulation: <0.01% of maximum output for a 90% load change (using remote sense).
Line Regulation: <0.01% of maximum output for 10% line change.
Transient Response: <200us to within 50mV of setting for a 5% to 95% load change.
Temp. Coefficient: Voltage: typically <100ppm/oC.
Output Protection
Output Protection: Outputs will withstand forward voltages up to 40V (EX355R, EX354RD,& EX354RT); 22V (EX1810R); 25V (EX2020R); 48V (EX4210R). Reverse protection by diode clamp for currents to 3A.
EX354RT英国tti直流稳压电源,EX354RT说明:Output Connections
Output Terminals: Universal 4mm safety binding posts on 19mm (0.75") spacing.
Terminals can accept fixed shroud 4mm plugs, standard 4mm plugs, fork terminals and bare wires.
Remote Sense
Sense Selection: Voltage sensing is selected as Local or Remote by front panel switch.
Sense Terminals: Sprung loaded screw-less terminals.
METER SPECIFICATIONS
Display Type: Dual 4-digit meters, 14mm (0.56") LED.
Voltage Meter
Resolution: 10mV
Accuracy: 0.3% of reading +/- 3 digits
Current Meter (EX355R, EX354RD, EX354RT)
Resolution: 1mA
Accuracy: 0.5% of reading +/- 3 digits
Current Meter (EX1810R, EX2020R, EX4210R)
Resolution: 10mA
Accuracy: 0.6% of reading +/- 3 digits
AUXILIARY OUTPUT (EX354RT only)
Voltage: Variable <1.5V to >5V by front panel control.
Meter accuracy: 0.3% +/- 4 digits.
Current limit: 5A minimum.
Load regulation: <0.5% for 90% load change.
Line regulation: <0.1% for 10% line voltage change.
Ripple & Noise Typically <2mVrms, <10mVpk-pk (20MHz bandwidth):
Output Protection: Output will withstand up to 7V forward voltage.
Diode clamp reverse protection for currents up to 3A.
Output Terminals: Universal 4mm safety binding posts on 19mm (0.75") spacing.
Status Indication: UNREG lamp.
GENERAL
Input
AC Input: EX354RD, EX354RT - 110V to 240V 50/60Hz (universal input); Other Models - 230V AC +/- 10% 50/60Hz; 115V to order.. Installation Category II
VA Ratings: EX810R, EX355R - 400VA; EX354RD, EX354RT - 500VA, EX2020R, EX4210R - 800VA
Temperature & Environmental
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.
Cooling: EX1810R, EX355R, EX354RD, EX354RT - fan-less convection cooling; EX2020R, EX4210R - fan assisted using low-noise brushless dc fan.
Safety & EMC
Safety: Complies with EN61010-1
EMC: Complies with EN61326
Physical
Size: Single output models - 140160320 mm (WxHxD). Dual and triple output models - 260160320 mm (WxHxD).
Weight: EX810R, EX355R - 3.0kg; EX2020R, EX4210R - 3.6kg; EX354RD, EX354RT - 4.3kg.