Catalog 1308242
Issued 3-03
AGASTAT
VTMA1 series
On-Delay Tim ing Module
With Internal Potentiom eter
• 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.
Tim ing Mode
Input Data @ 25°C
On-Delay.
Voltage: ±10% 120VAC/VDC (unfiltered DC must be full-wave rectified) or
24 to 240 VAC/VDC.
Pow er Requirem ent: 250mW during timing; 3W, max. after time out.
Tim ing Specifications
Transient Protection: Non-repetitive transients of the following magni-
Tim ing Ranges: VMTA1ULA only: 24 to 480 sec.
tudes will not cause spurious operation of affect function and accuracy.
All others: 0.5 to 10 / 3 to 60 /15 to 300 sec.; 3 to 60 min.
Tim ing Adjustm ent: Internal potentiometer.
Accuracy: Repeat Accuracy: ±5%
Operating Voltage
24 VAC/VDC
120/240 VAC/VDC
<0.1 m s
860V*
2,580V
<1 m s
208V*
2,150V*
Overall Accuracy: Max. Time: –0% , +10% .
Min. Time: –30% , +10% .
Reset Tim e: 250 ms, max., before time-out; 10 ms, max., after time-out.
* Min. source impedance of 100 ohms.
Current Drain: 2mA, Max.
Environm ental Data
Output Sw itch Data
Tem perature Range: Storage: -40°C to +85°C.
Arrangem ent: Solid state 1 Form A (SPST-NO).
Operating: -40°C to +65°C.
Rating: 1A, inductive, at nominal operating voltage.
Expected Electrical Life: 10,000,000 operations at rated load.
Mechanical Data
Mounting: Panel mount with one #8 screw.
Term ination: 0.250 in (6.35) quick connect terminals.
Weight: 4 oz. (112g) approximately.
Initial Dielectric Strength
Betw een Term inals and Mounting: 3,000VAC rms.
Betw een Input and Output: 1,500VAC rms.
Outline Dim ensions am d Wiring Diagram
Ordering Inform ation
Part Num ber
VTMA1ACA
VTMA1ADA
VTMA1ACA
Tim e Range
0.5 to 10 sec.
3 to 60 sec.
Input Voltage
120VAC or VDC
24-240VAC or VDC
2.00
(50.8)
1.25
(31.8)
.388
(9.85)
.885
(22.5)
24 to 480 sec.
TIME DELAY
ADJUSTMENT
.427
(10.8)
2.00
(50.8)
.170 DIA
(4.32)
ACCEPTS
#8 SCREW
.250 (6.35) X .032 (.813)
QUICK CONNECTS
INPUT
VOLTAGE
LOAD
L2
L1
Authorized distributors are likely to stock the follow ing:
None at present.
Dimensions are shown for
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.
1242
