Monroe-electronics 935A Bedienungsanleitung Seite 1

Model 935A Dual Tone Sender INSTRUCTION MANUAL Monroe Electronics 100 Housel Ave  Lyndonville  NY 14098 800-821-600

10 Model 935A Dual Tone Sender Cover Picture Figure 3 Remove screws, two places to lift off cover S1

11 R11 located on 3223B-2 pcb 3223B-2 Encoder Controller Figure 4

2TABLE OF CONTENTS Warranty Page 3 General Description Page 4 Installation Page 5 Theory of Operation Page 6 Operation and

3WARRANTY Monroe Electronics, Inc. warrants to the owners, each instrument and sub-assembly manufactured by them to be free from defects in material

4GENERAL DESCRIPTION Purpose of Equipment: The model 935A Dual Tone Sender is a preprogrammed dual tone (Touch-Tone) encoder. It is intended to ge

5INSTALLATION General: An eight-terminal barrier strip is provided for making the necessary connections to the Model 935A, refer to Figure 1 on pa

6THEORY OF OPERATION General: The Model 935A Dual Tone Sender contains a Model 3223B Encoder Controller and a Model 3171B Dual Tone Encoder both p

7OPERATION AND ADJUSTMENT General: The Model 935A provides an audio output consisting of four dual tone digits transmitted in a rapid burst. The c

8 Terminal Function 1 Switch 1 2 Switch 2 3 Switch 3 4 Switch 4 5 Common 6 +12 VDC IN 7 8 Output Audio

9 12 VDC Model 935A Dual To