Catalog 1308242 Issued 3-03 AGASTAT VTMA1 series On-Delay Timing Module With Internal Potentiometer • • • • • • On-delay timing mode Discrete voltage or universal type. Internal potentiometer for timing adjustment. Reliable solid state timing circuitry. Excellent transient protection. Flame retardant, solvent resistant housing. File E60363 File LR33434 Users should thoroughly review the technical data before selecting a product part number. It is recommended that user also seek out the pertinent approvals files of the agencies/laboratories and review them to ensure the product meets the requirements for a given application. Timing Mode Input Data @ 25°C On-Delay. Voltage: ± 10% 120VAC/VDC (unfiltered DC must be full-wave rectified) or 24 to 240 VAC/VDC. Power Requirement: 250mW during timing; 3W, max. after time out. Timing Specifications Timing Ranges: VMTA1ULA only: 24 to 480 sec. All others: 0.5 to 10 / 3 to 60 /15 to 300 sec.; 3 to 60 min. Timing Adjustment: Internal potentiometer. Accuracy: Repeat Accuracy: ± 5% Overall Accuracy: Max. Time: –0%, +10%. Min. Time: –30%, +10%. Reset Time: 250 ms, max., before time-out; 10 ms, max., after time-out. Transient Protection: Non-repetitive transients of the following magnitudes will not cause spurious operation of affect function and accuracy. Operating Voltage <0.1 ms <1 ms 24 VAC/VDC 860V* 208V* 120/240 VAC/VDC 2,580V 2,150V* * Min. source impedance of 100 ohms. Current Drain: 2mA, Max. Output Switch Data Environmental Data Arrangement: Solid state 1 Form A (SPST-NO). Rating: 1A, inductive, at nominal operating voltage. Expected Electrical Life: 10,000,000 operations at rated load. Temperature Range: Storage: -40°C to +85°C. Operating: -40°C to +65°C. Mechanical Data Mounting: Panel mount with one #8 screw. Termination: 0.250 in (6.35) quick connect terminals. Weight: 4 oz. (112g) approximately. Initial Dielectric Strength Between Terminals and Mounting: 3,000VAC rms. Between Input and Output: 1,500VAC rms. Outline Dimensions amd Wiring Diagram 2.00 .388 (50.8) (9.85) .427 (10.8) Ordering Information 1.25 (31.8) .885 (22.5) Part Number VTMA1ACA VTMA1ADA VTMA1ACA Time Range 0.5 to 10 sec. 3 to 60 sec. 24 to 480 sec. Input Voltage 120VAC or VDC 24-240VAC or VDC TIME DELAY ADJUSTMENT 2.00 (50.8) INPUT VOLTAGE L1 .170 DIA (4.32) ACCEPTS #8 SCREW LOAD .250 (6.35) X .032 (.813) QUICK CONNECTS L2 Authorized distributors are likely to stock the following: None at present. Dimensions are shown for 1242 reference purposes only. Dimensions are in inches over (millimeters) unless otherwise specified. Specifications and availability subject to change. www.tycoelectronics.com Technical support: Refer to inside back cover.