Western electric 40 a schematic

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Page 2

Wesrem Electric Company
No.40-A CONSOLE CONTROL UNIT

(conﬁnued)

Typical Apparatus list

Designation No. Apparatus
Cap for E7 72M Lamp Cap marked L2
Cap for E3 72N Lamp Cap marked L1
Cap for E8 72N Lamp Cap marked L2
Cap for E11, E12 72N Lamp Cap marked A
Cap for E13, E14 72N Lamp Cap marked B
J1 to J40 218J Jack

J41, J42 221E Jack

For Blank jack spaces 39B Apparatus Blank

Mounting for Jacks, Jack Mountings per ESQ-6779914
Lamps, etc.

Allen-Bradley Co.
Resistance Values as Speciﬁed : 5%

Type EB
Designation No. Apparatus
R1 to R14 1100 ohms
R27, R28
R15 to R20 620 ohms
R21 to R26 510 ohms
R58 to R64
R29, R30 4700 ohms
R31, R32 2000 ohms
R33, R34 5600 ohms
R35, R36 6200 ohms
R37, R38, R51, R52 2700 ohms
R39, R40 6800 ohms
R41 to R46 200 ohms
R47, R48 100,000 ohms
R49, R50 7500 ohms
R53, R54 1500 ohms
R55 to R57 120 ohms

Terminal Strip Units P-250833

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