| Items | ESS-S3011 specifications | 
        
            | Polarity | Positive or negative | 
        
            | Output voltage | 0.2 to 30.0kV +/-5% (30.5kV Maximum) 0.2 to 10kV: 0.05V step,  10.0 to 30.0kV: 0.1kV step | 
        
            | Repetition cycle | 0.05s to 99.9s +/-10% / Manual 0.05s to 10.0s: 0.05s step,  10.0 to 99.9s: 0.10s step | 
        
            | No. of time of discharge | 1 to 60,000 times /continuous | 
        
            | Discharge mode | Contac discharge / Air discharge | 
        
            | Radiation level mode | Normal mode / Extra mode | 
        
            | Trigger mode | Gun trigger / Main unit trigger / External trigger | 
        
            | Operation panel | Color LCD / Push-buttons (Partially lighting) | 
        
            | Gun holder | Standard attached (to hold the discharge gun Model GT-30R) | 
        
            | Radiation mode select switch | Extra / Normal switching function built-in | 
        
            | Discharge detection | Discharge detection function in air-discharge mode equipped | 
        
            | Pre-checking function | Following 3 steps function equipped (by under operation. Not the calibration but just checking) SETP1 High voltage output checking
 STEP2 Withstanding voltage checking
 STEP3 Discharge relay operation checking
 | 
        
            | CR & Gun head checking | CR constant and gun head recognizable (with an indicator to prevent the wrong combination) | 
        
            | IEC standard test mode | Contact discharge mode: 2.0, 4.0, 6.0, 8.0 kV step Air discharge mode: 2.0, 4.0, 8.0, 15.0 kV step | 
        
            | Manual test mode | Contact/Air discharge mode: 0.20kV to 30.0kV Sweep function available Up to 50 units (test settings) storable | 
        
            | Sequence test mode | Seamless run of the selected test sequence No. of steps per one sequence: up to 22 steps No. of test sequences: up to 20 | 
        
            | Warning lamp | Lights up while the HV circuitry is on. Blinks while discharges are in progress. | 
        
            | Charging capacitor and resistance | 150pF +/-10%, 330 ohm+/-10%  (built into Discharge Gun GT-30R) | 
        
            | Main unit charging resistance | 10M ohm (53M ohm for combination with Discharge Gun GT-30R) | 
        
            | AUX connector | D-SUB 15 pin, female connector Connection of Warning Lamp (optional) Connection of Automatic ESD Eliminator (optional) External interlock input External trigger input | 
        
            | Optical communication connector | Optic connector for PC communication (serial interface) | 
        
            | Power supply/ Power consumption | 100V to 240V AC, 50Hz/60Hz +/-10%  75VA | 
        
            | Included accessories | Remote controller 13-00004A, Gun holder, Instruction manual | 
        
            | Dimensions and weight |  (W) 270 X  (H)312 X  (D)295 mm Approx. 7.0kg (gun holder excluded)  , Approx. 7.5kg (gun holder included)   |