Keithley 2750 Service Manual

6-8 Replaceable Parts Model 2750 Multimeter/Switch System Service Manual
R251,R256,R263,R284,R288,
R298,R340
RES, 1K, 1%, 100MW, THICK FILM R-418-1K
R259,R320 RES, 10, 10%, 100MW, THICK FILM R-418-10
R262 RES, 20K, 1%, 100MW, THICK FILM R-418-20K
R264,R392,R396 RES, 4.75K, 1%, 100MW, THICK FILM R-418-4.75K
R265 RES, 2.2M, 10%, 1/2W, 1.5KV, METAL
OXIDE
R-367-2.2M
R267,R269 RES, 24.9K, 1%, 100MW, THICK FILM R-418-24.9K
R273,R274,R307,R314,
R406-R416,R426,R428
RES, 475, 1%, 1/4W, METAL FILM R-391-475
R277 RES, 66.5K, 1%, 100MW, THICK FILM R-418-66.5K
R278,R281 RES, 357, 1%, 100MW, THICK FILM R-418-357
R280 RES, 49.9, 1%, 100MW, THICK FILM R-418-49.9
R285 RES, 80.6K, 1%, 100MW, THICK FILM R-418-80.6K
R286 RES, 2K, 1%, 100MW, THICK FILM R-418-2K
R287,R316,R317,R349 RES, 1.28M, .1%, 1/8W, METAL FILM R-176-1.28M
R289,R296,R299,R342,R337,R383,
R390,R394
RES, 1K, 1%, 100MW, THICK FILM R-418-1K
R290,R325-R330,R346 RES, 49.9K, 1%, 100MW, THICK FILM R-418-49.9K
R297,R321,R322 RES, 2.21K, 1%, 100MW, THICK FILM R-418-2.21K
R302 RES, 499, 1%, 100MW, THICK FILM R-418-499
R304 RES, 20K, 1%, 100MW, THICK FILM R-418-20K
R306 RES, 4.99K, 1%, 1/4W, METAL FILM R-391-4.99K
R308,R347,R399 RES, 100, 1%, 100MW, THICK FILM R-418-100
R309 RES, 1K, .1%, 1/10W, METAL FILM R-263-1K
R310 RES, 9.09K, .1%, 1/10W, METAL FILM R-263-9.09K
R311 RES, 392, 1%, 100MW, THICK FILM R-418-392
R312,R313 RES, 332K, 1%, 100MW, THICK FILM R-418-332K
R318 RES, 73.2K, 1%, 100MW, THICK FILM R-418-73.2K
R323 RES, 150, 1%, 100MV, THIN FILM R-438-150
R333,R334,R344,R345,R370,R371,
R378,R382
RES, 10K, 1%, 100MW, THICK FILM R-418-10K
R335 RES, 33, 5%, 250MW, METAL FILM R-376-33
R341,R421 RES, 1K, 1%, 100MW, THICK FILM R-418-1K
R350 RES, 6.04K, 1%, 125MW, THIN FILM R-423-6.04K
R353 RES, 200, 1%, 100MW, THICK FILM R-418-200
R354 RES, 200, 1%, 100MW, THICK FILM R-418-200
R355,R359,R363,R367,R397,R403 RES, 4.75K, 1%, 100MW, THICK FILM R-418-4.75K
R357 RES, 10K, 1%, 100MW, THICK FILM R-418-10K
R368 RES, 100, 1%, 100MW, THICK FILM R-418-100
Table 6-1 (continued)
Model 2750 motherboard parts list
Circuit Designation Description Keithley Part No.

Keithley 2750 Specifications

General

Interface	GPIB, RS-232, Ethernet
Switching Speed	Up to 500 channels/second
Maximum Voltage	300V
Operating Temperature	0°C to 50°C
Measurement Functions	DCV, ACV, DCI, ACI, 2-wire Resistance, 4-wire Resistance, Frequency, Temperature
Resolution	6.5 digits
Current	1A
Maximum Current	1A