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Marsh Bellofram Automatic Timing & Controls Division 319 Series Solid-state TDR with Octal Plug-in Base

Marsh Bellofram Automatic Timing & Controls Division 319 Series Solid-state TDR with Octal Plug-in Base

Marsh Bellofram Automatic Timing & Controls Division 319 Series Solid-state TDR with Octal Plug-in Base

Product catalog summary
Overview: The ATC 319 Series is an economical solid-state Time Delay Relay (TDR) with an octal plug-in base, designed for high repeat accuracy despite voltage and temperature variations. It offers a wide range of timing periods and is suitable for various applications.
Specifications:
  • Models: 319E for AC or DC with 5 dial-selected adjustable ranges.
  • Timing Ranges: From 0.02 seconds to 30 minutes, with specific models offering ranges up to 100 minutes.
  • Voltage & Frequency: Operates on 24-240 VAC or 24 VDC.
  • Load Relay Type: DPDT (2 Form C) with a life expectancy of 50 million operations for AC and 100 million for DC.
  • Contact Rating: 7A resistive at 120 or 240V for AC, 3A at 30V for DC.
  • Temperature Rating: 32° to 158°F (0° to 70°C).
  • Mounting Options: Plug-in octal base, surface-mounting socket, panel-mounting bezel kit, and plug-on socket kit.
  • Power Requirements: 24 - 240 VAC or 24 VDC.
  • Accuracy: Setting accuracy is 10% at full scale, with repeat accuracy varying based on line voltage and temperature.
  • Reset Time: 5 mSEC if power is interrupted after time-out; 70 mSEC if interrupted during timing.
  • Housing: Dust, moisture, and impact-resistant molded plastic case.
  • Weight: Net weight is 6 oz, shipping weight is 10 oz.
Features:
  • Wide Choice of Ranges: The 319E model offers five dial-selected ranges, accommodating a variety of applications.
  • Cycle Progress Indication: Includes LEDs to indicate timing cycle and output relay status.
  • High Accuracy: Maintains rated accuracy regardless of reset time variations, with high repeat accuracy under voltage and temperature fluctuations.
Operation: Timing begins when the start switch is closed, activating the Timing LED and a relaxation oscillator. The load relay is energized at time-out, and reset occurs when the start switch is opened or power is interrupted.
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Catalog excerpts

Marsh Bellofram Automatic Timing & Controls Division 319 Series Solid-state TDR with Octal Plug-in Base-1

800.727.5646 automatictiming.com Automatic Timing & Controls 319 Series Time Delay Relays // 319 Series 51 An economical solid-state TDR with octal plug-in base, the ATC 319 maintains excellent repeat accuracy despite wide voltage and temperature variations, even after long periods of down-time. One model has five dialselected adjustable ranges and provides any timing period between 0.02 SEC and 30 MIN; Lower-cost models incorporate three dials elected ranges or a single adjustable range. WIDE CHOICE OF RANGES: In addition to the short ranges expected of an electronic TDR, the 319E is also available with ranges as long as 100 minutes, for AC or DC operation. An unusually versatile model, the 319E five ranger has five dial-selected ranges—from 0.3 SEC to 30 MIN—and provides any dial-adjustable timing period between 0.02 seconds and 30 minutes; (1, 10 and 100 SEC and 10 and 100 MIN). A single 319E model thus accommodates the needs of a wide range of applications, allowing the user to select--easily and precisely--an appropriate range to permit optimum setting accuracy. The dial face automatically displays the selected range. The 319 offers a choice of five dial-adjustable fixed ranges between 1 SEC and 30 SEC. CYCLE PROGRESS INDICATION—MODEL 319E: All options incorporate a lightemitting diode (LED) which is on during the time cycle, off at the end of timing. The 5-range option also includes a second LED which separately indicates the status of the output relay: on when energized, off when de-energized. HIGH ACCURACY: The 319’s timing circuit is not subject to the large plus error that plagues many electronic TDRs after long periods of down-time: it maintains rated accuracy regardless of reset time variations, provided that there is at least 0.1 SEC between cycles for Model 319E. All models hold unusually high repeat accuracy in the face of wide voltage and temperature swings. Timing begins when the start switch is closed. At the same time, the Timing LED goes on and a relaxation oscillator starts to run at a rate determined by the set-pot. The 319E times out when the oscillator count is equal to the level set by the range switch, a second LED turns on at time-out. At time-out, the load relay is energized, transferring its contacts. Reset occurs when the start switch is opened or when power is interrupted. Plug - I n Ad j u s t a b l e A C / D C T DR MODEL NUMBER >>>>>> 319E F Range 030 F 1 C Five dial-selected ranges (0.3 SEC., 3 SEC., 30 SEC., 3 MIN, 30 MIN) 1 SEC., 10 SEC, 100 SEC, 10 MIN, 100 MIN 100 Voltage & Frequency 24-240 VAC, 24 VDC Arrangement On-Delay Special 0 Features Standard Special K Accessories Surface/DIN rail mounting socket 0000-825-85-00 Surface mounting socket 0000-825-64-00 Retaining clip for mounting socket 0319-025-06-00 Panel mount bezel kit 0319-261-44-00 Panel mount socket kit, 8-pin 0319-261-45-00 TERMINAL WIRING \\\WIRING \\\OPERATIONS

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Marsh Bellofram Automatic Timing & Controls Division 319 Series Solid-state TDR with Octal Plug-in Base-2

319 Series Automatic Timing & Controls automatictiming.com 800.727.5646 52Time Delay Relays // 319 Series \\\SPECIFICATIONS MODELS 319E–AC or DC; 5 dial-selected adj. ranges All models operate in on-delay mode only RANGES AND MINIMUM SETTINGS Model 319E-030F 0.02 SEC — 0.3 SEC 0.07 SEC — 3.0 SEC 0.6 SEC — 30.0 SEC 3.5 SEC — 3.0 MIN 35.0 SEC — 30.0 MIN Model 319E-100F 0-1 SEC — .003 SEC 0-10 SEC — .1 SEC 0-100 SEC — 1 SEC 0-10 MIN — 6 SEC 0-100 MIN — 60 SEC LOAD RELAY TYPE DPDT (2 Form C) LIFE AC: 50,000,000 operations (no load) DC: 100,000,000 operations (no load) CONTACT RATING AC: 7A resistive...

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