Monroe Electronics 948A - Manual (Page 10)

9
DESCRIPTION
The Model 3185E Dual Tone Decoder is capable of accepting a sequence of up to four dual
tone signal inputs such as those from a Touch-Tone
®
telephone keypad. It provides a relay
closure as its output. Standard features include:
•
Dual Form C Relay Output
•
Selectable Input Impedance
•
Selectable Balanced/Unbalanced Input
•
Adjustable Input Signal Range
•
Restoral of Output Status if Power Interruption is Less Than 5 Minutes.
•
Selectable 20 Minute Relay Output Reset
•
Digit Sequence Selectable up to Four Digits
•
Selectable Relay Output Action (latching, momentary, or alternate).
•
Level Sensitive 'Reset' Input
•
Level Sensitive 'Set' Input