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Model 3185E

DUAL TONE DECODER

INSTRUCTION MANUAL

Digital Alert Systems

100 Housel Ave

Lyndonville

14098 phone 585-765-2254

fax

585-765-9330 digitalalertsystems.com

Printed in USA

Digital Alert Systems, Inc.

Specifications subject to change without notice

P/N 1340163

Version 1.20 03252019

Содержание 637

Страница 1: ...ly closed NC as desired connections on the terminal block 3 The connections on the terminal block for RELAY 1 and RELAY 2 are separate contacts but are part of the same relay 4 The SET and RESET conne...

Страница 2: ...ress implied or statutory including without limitation the implied warranties of merchantability and fitness and including but without being limited to any obligation of Digital Alert Systems with res...

Страница 3: ...Digital Alert Systems 100 Housel Ave Lyndonville NY 14098 phone 585 765 2254 fax 585 765 9330 digitalalertsystems com Printed in USA Copyright Digital Alert Systems Inc Specifications subject to chang...

Страница 4: ...onnection 9 Power Supply Input 9 CUSTOMER OPTIONS 10 FIGURE 3 Jumper Locations 11 Input Impedance 12 Input Balanced Unbalanced 12 5 Minute Restoral 12 Momentary Output for ON and OFF 12 Output Relay 1...

Страница 5: ...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 M...

Страница 6: ...dBm 155mV to 489 mV Optional 10 dBm Adjustable Digit Validation Time 40 ms Minimum Inter Digit Time Minimum 40 ms Maximum 3 Seconds Maximum Digits Per Second No Twist 13 6 dB 12 Relay Output DPDT 30...

Страница 7: ...Common terminal for relay output referenced to pins 9 and 10 2 Circuit common ground 3 Circuit common ground 5 Audio input low audio input circuit common if unbalanced 6 Audio input high 8 12 Volt D C...

Страница 8: ...8 FIGURE 1 Edge Connector Switch and Indicator Locations and Modifications for 4 digit ON OFF Operation FIGURE 2 Block Diagram...

Страница 9: ...5E to reset This input is level sensitive and requires a minimum pulse of 20 msec to circuit common to reset the card The Reset input dominates over all other functions NOTE The 3185E will ignore all...

Страница 10: ...ng Input Impedance 10 k Input Unbalanced 5 Minute Restoral Enabled Momentary Output for ON and OFF Disabled Output Relay Latching 4 Digit Decode Sequence for Fourth Digit ON for Fourth Digit OFF Jumpe...

Страница 11: ...UTPUT FOR BOTH ON OFF X X X JUMPER INSTALLED O JUMPER REMOVED R12 INPUT SIGNAL LEVEL RANGE ADJUSTMENT JUMPER OPEN SHORTED INPUT IMPEDANCE J2 10k 600 INPUT TERMINATION J1 BALANCED UNBALANCED 5 MINUTE R...

Страница 12: ...the 3185E may be set in three different modes of operation latching momentary or alternate action toggling The 3185E is factory set to latching Being set at latching means the output relay will energ...

Страница 13: ...s to decode is determined by jumpers J6 and J5 Consult FIGURE 3 page 7 for the location of J6 and J5 The programming of jumpers for the number of digits to decode is shown below NUMBER OF DIGITS JUMPE...

Страница 14: ...This LED indicator will continue to illuminate until a valid DTMF digit is detected or DC power is removed from the board The Valid Sequence LED CR15 will illuminate upon the decoding of a correct DT...

Страница 15: ...nce for ON SWITCH 3 second digit for code sequence for OFF If the 3185E is programmed for momentary relay output or alternating relay action SWITCH 3 is not used for programming Operating With a 1 Dig...

Страница 16: ...mplied warranties of merchantability and fitness and including but without being limited to any obligation of Digital Alert Systems with respect to incidental or consequential damages or damages for l...