CEHCO
Power Rectification Specialist Since 1945
714-624-4740
SCR Diode Tester
Demo
Enclosed are 9 pages of Demo- information for the Diode/SCR Tester T-101R.
Page 1: Operating Instructions: This is permanently pasted on the inside cover of the T-101R Tester.
Page 2: The front panel of the Main Unit. The tester is supplied with the Main Unit, Test leads, and a Compression Block.
Page 3: How to perform a SCR Leakage Test using a hockey puck SCR.
Page 4: Closer view of the Compression Block.
Page 5: How to perform a Diode Leakage Test, using hockey puck Diode.
Page 6: How to perform a Diode Leakage Test, using Axial Lead Diode.
Page 7: How to perform a Diode Leakage Test, using flex lead/threaded stud Diode.
Page 8: How to perform a SCR Gating Test, using flex lead/threaded stud Diode.
Page 9: How to perform a Diode Conduction Test, using flex lead/threaded stud Diode.
This tester has been used in the industry for over 20 years. The above test is very helpful in determining if a SCR or a Diode is defective or have marginal parameters.
DANGER-HIGH VOLTAGES ARE PRODUCED BY THIS
TESTER READ INSTRUCTIONS BEFORE USING
OPERATING INSTRUCTIONS
- INSERT LINE PLUG INTO A STANDARD 3 PRONG 120 VOLT A.C. RECEPTACLE.
- CHECK TO SEE THAT BOTH THE VOLTAGE CONTROLS, IN THE LEAKAGE SECTION AND GATING SECTION, ARE TURNED TO ZERO.
Diode/SCR Tester
T-101R
SCR Leakage Test – Leakage Section
Test Steps A1 to A9
Test Step A1
Diode Leakage Test – Leakage Section
Test Steps B1 to B5
Diode Leakage Test – Leakage Section
Test Steps B1 to B5
Diode Leakage Test – Leakage Section
Test Steps B1 to B5
SCR Gating – Gating Section
Test Steps C1 to C5
Diode Conduction – Gating Section
Test Steps D1 to D4
