| ELS-Series* High Accuracy and High Resolution* Capable to work with Constant Current (C.C), Constant Voltage (C.V), Constant Resistance (C.R) Mode and Constant Power (C.W) Operation* Serial Port Interface - RS232 Port (Option)* Triggered Input and Measurement Functions* With in the Controlled Keypad in the front panel* Built-in Pulse Generator for Continous, Pulsed, and Toggled Transient Mode Operation | 
