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Autotronic Enterprise Co., Ltd. (Aecl)
Aecl Signal Converter( AT-740 VZV VZI IZV IZI DIN rail)

Aecl Signal Converter( AT-740 VZV VZI IZV IZI DIN rail)

Product catalog summary

Model Overview:
The document describes the AT-740 DC Converter, which is available in various configurations based on input, function, and output specifications. The model number is structured as AT-740 - □ □ □ - □ □ - □.

Input Specifications:
Inputs are categorized by voltage and current, with options ranging from DC 1-5V to DC ±1V, and current inputs from DC 4-20mA to DC 0-1mA. Impedance varies with each input type, such as 1 MΩ for DC 0-1V and 100 Ω for DC 0-1mA.

Output Specifications:
Outputs are similarly categorized, with voltage outputs requiring specific load impedances, such as >2.5 KΩ for DC 1-5V and >100 KΩ for DC 0-100mV. Current outputs range from DC 4-20mA to DC 0-1mA, with load impedances specified accordingly.

Power Supply Options:
The converter can be powered by AC 110V, AC 220V, DC 24V, or AC 24V, each with a ±10% tolerance.

Features:
The AT-740 offers versatile input and output ranges, a plug-in socket structure, DIN rail mounting, high reliability, durability, low cost, and compact size.

Applications:
It is suitable for standardized inputs of PLCs and central monitoring systems.

Specifications:

Accuracy: ±0.1% FS at 23℃
Linearity: ±0.1% FS
Response Time: 0.2 sec (0-90%)
Temperature Coefficient: ±0.015% FS/℃
Operating Temperature: -5 to +55℃
Operating Humidity: 0-90% RH
2-Wire Excitation Power: DC 24~28 V
Insulation Resistance: ≥ 100 MΩ with 500 VDC
Dielectric Strength: AC 1500 V, 1 min
Case Material: ABS case, Bakelite base
Zero and Span Adjustment: ±20% FS
Power Consumption: 4 VA

Physical Dimensions:
The converter measures W 50 × H 84 × D 120 mm.

Catalog excerpts

Aecl Signal Converter( AT-740 VZV VZI IZV IZI DIN rail)-1

Load Impedance ■ Features : ♦ Versatility of Input and Output Ranges ♦ Plug-in Socket Structure and DIN Rail Mounting ♦ High Reliability, Lasting Durability , Low Cost and Small Sized ■ Application : ♦ Standardized Inputs of PLC and Central Monitor ■ Specifications : ♦ Accuracy : ±0.1% FS. ( at 23°C ) ♦ Response Time : 0.2 sec ( 0 - 90% ) ♦ Temp Coefficient : ±0.015% FS / C ♦ 2-Wire Excitation Power : DC 24~28 V ♦ Insulation Resistance : ^ 100 MQ with 500 VDC Non-Iso. Type ( Input , Output / Power ) Iso. Type ( Input / Output / Power ) ♦ Dielectric Strength : AC 1500 V , 1 min. Non-Iso. Type ( Input , Output / Power ) Iso. Type ( Input / Output / Power ) ♦ Case Material : Case is ABS , Base is Bakelite ♦ Zero and Span Adjustment : ±20 % FS. Power Supply-

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