Description
Parameters & Specifications:
Digital Inputs: Provides 16 channels of digital input, individually configurable.
Input Types: Supports contact closures, voltage signals (0-30VDC), and current signals (0-24mA).
Isolation: 1500Vrms for voltage and 3000Vrms for current signals.
Operating Temperature: Ranges from -40°C to +70°C.
Compliance: ANSI/ISA-82.02.01-2004, IEC 61508 (SIL 3) certified.
Role:
The TRICONEX 3721 is a digital input card designed for use in the Triconex Trident safety instrumented system (SIS). It monitors various types of digital signals in safety-critical applications.
Weight & Size:
Weight and specific dimensions may vary, but it is typically designed for compact industrial installations.
Physical dimensions for a similar TRICONEX module are noted as 160 x 110 x 50 mm.
Characteristics:
Configurable Channels: Each of the 16 channels can be individually configured for input type, filter, debounce time, and other parameters.
Rugged Design: Engineered to withstand extreme temperatures, shock, and vibration, making it suitable for harsh environments.
Hot-Swappable: Can be replaced without disrupting the operation of the Triconex system.
Easy to Install & Configure: Uses Triconex’s TriStation 1131 software for easy configuration and monitoring.
Application Areas:
The TRICONEX 3721 is widely used in industries where safety is a top priority, such as oil and gas, petrochemical, power generation, and water treatment. It is particularly suitable for safety-critical applications requiring reliable monitoring of digital signals.
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