ScienTECH ST4073 Operating Manual Download Page 6

ST4073 

 

 

Scientech Technologies Pvt. Ltd.  

Technical Specifications 

DC Output 

 

:

 

0-30V,  continuously  variable  by  means  of 
coarse and fine controls 

Output Current 

 

 

:

 

2A (Maximum) 

Setting Resolution 

 

 

:

 

Voltage 

:

 10mV  

Current 

:

 5mA 

Internal Resistance   

 

:

 

 10 m

Ω

 

Stability 

 

 

:

 

 2.5 mV at 30V/2A 

Recovery Time 

 

 

:

 

 50 

µ

Load Regulation 

 

 

:

 

 (0.05% + 10 mV) 

Line Regulation 

 

 

:

 

 (0.05% +10 mV) 

Temperature Coefficient 

:

  

 (0.05% + 5 mV/

°

C) 

Ripple & Noise 

 

 

:

  

 1mVrms 

Current Limit 

 

 

:

  

Adjustable between 100mA to 2A  

Display 

 

 

3 digits for voltage and current 

Accuracy 

 

 

:

  

± (1 % of r 1 digit) 

Over Range Indication   

:

  

By flashing 'CC' LED 

General Information 

Built in over voltage, overload, overheat & short circuit protection. All outputs are 
floating. 

Insulation  

 

Between chassis and output terminal > 10 M

Ω

 at 100VDC.  

Between chassis and AC plug > 50 M

Ω

 at 500V DC 

Power Supply 

 

 

230 V AC ± 10% 50Hz

 

Operating Conditions 

 

:

  

0-40°C; 90 % RH 

Dimension (mm)  

 

 

:

  

W 196 x H 80 x D 262 

Weight 

 

 

:

  

4 Kgs approximately  

 

(Subject to Change) 

Summary of Contents for ST4073

Page 1: ...erating Manual Ver 1 1 An ISO 9001 2000 company 94 101 Electronic Complex Pardesipura Indore 452010 India Tel 91 731 2570301 02 4211100 Fax 91 731 2555643 e mail info scientech bz Website www scientec...

Page 2: ...ST4073 Scientech Technologies Pvt Ltd 2...

Page 3: ...is mandatory that service engineers use lead free solder wire and use the soldering irons upto 25 W that reach a temperature of 450 C at the tip as the melting temperature of the unleaded solder is hi...

Page 4: ...ntry Ground the Instrument This instrument is grounded through the protective earth conductor of the mains cord To avoid electric shock the grounding conductor must be connected to the earth ground Be...

Page 5: ...for complex analog and digital applications The DC output can be continuously adjusted from 0 30V with coarse and fine controls Current limit is also adjustable from 0 2A Any over loading for adjuste...

Page 6: ...cient 0 05 5 mV C Ripple Noise 1mVrms Current Limit Adjustable between 100mA to 2A Display 3 digits for voltage and current Accuracy 1 of reading 1 digit Over Range Indication By flashing CC LED Gener...

Page 7: ...ing knob For the coarse setting of the output voltages 4 I Max adjusting knob For current limit setting adjustment range 2mA 2A 5 Output 0 30 V Output terminals for 4mm banana plugs or cable connectio...

Page 8: ...n cord without a protective Conductor Warning Any interruption of the protective conductor inside or outside the instrument or disconnection of the protective earth terminal is likely to make the inst...

Page 9: ...other Power Supply units to increase supply voltage or current respectively The output power of the 30V 2A Power Supply is not activated by switching on the instrument This is for protection of the lo...

Page 10: ...an be verified on DMM 2 Check of minimum DC output voltage Set the Coarse and Fine knobs to minimum the minimum DC output reading should be 00 0 Volts which when measured on DMM will be approximately...

Page 11: ...The customer resells the instrument to another party d Any attempt is made to service and modify the instrument 3 The non working of the product is to be communicated to us immediately giving full de...

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