Triconex PI3381 Pulse Input Module

Overview
The TRICONEX PI3381 is a pulse input module for use in safety instrumented systems (SIS). It is designed to provide a high-integrity, fault-tolerant solution for monitoring critical safety signals. The PI3381 is part of the TRICONEX Trident safety platform, which is a comprehensive suite of products for safety applications.
 

Features

• 6 isolated pulse input channels
• Commoned ground
• Differential or single-ended input
• Maximum operating voltage: ±33 VDC
• Minimum operating voltage: Differential: 500 mV P-P, 2 Hz to 32000 Hz; 1 V P-P, 0.5 Hz to 2 Hz Single-ended: 1 V
• Accuracy: ±0.5% of full scale
• Response time: <10 ms
• Operating temperature: -40°C to +70°C
• Humidity: 0% to 95% RH, non-condensing

Technical specifications

• Number of channels    6
• Input type    Differential or single-ended
• Maximum operating voltage    ±33 VDC
• Minimum operating voltage    Differential: 500 mV P-P, 2 Hz to 32000 Hz; 1 V P-P, 0.5 Hz to 2 Hz Single-ended: 1 V
• Accuracy    ±0.5% of full scale
• Response time    <10 ms
• Operating temperature    -40°C to +70°C
• Humidity    0% to 95% RH, non-condensing