Overview

The Honeywell TC-MDP081 Pulse Input Module is designed to handle high-frequency pulse signals with optically isolated inputs and outputs. This module ensures reliability and high performance, commonly used in industrial automation systems requiring precise pulse count and frequency measurements. It supports a wide frequency range and features adjustable input voltage options, making it suitable for a variety of applications.

Technical Specifications:

• Brand: Honeywell
• Model: TC-MDP081
• Number of Inputs: 8
• Number of Outputs: 2 (optically isolated, 500mAmp each)
• Input Type: Floating, optically isolated
• Output Type: 500mA, optically isolated
• Frequency Range: 0 - 100 kHz
• Input Voltage: Selectable between 0 to 30 VDC
  • High Range: Counts based on input transitions at ~8.80V
  • Low Range: Counts based on input transitions at ~3.25V
• Input Edge Selection: Configurable to sense an on-to-off transition either on the leading or trailing edge
• Voltage Hysteresis:
  • High Range: Approx. 1.1V (12.5% typical)
  • Low Range: Approx. 0.90V (27% typical)
• Max Input Current: 12.5 mA
• Typical Input Current:
  • Low Range: 2mA
  • High Range: 6mA
• Input Channel Function:
  • Channels 0 through 5: Frequency and pulse length measurement (selectable between high, low, or period)
  • Channels 6 and 7: Accumulated value, frequency, and target values
• Counter Size: 32-bit
• Power Dissipation: 7.0 watts max
• Isolation Voltage: 1500Vdc (terminal block to backplane and channel-to-channel)
• Connection Type: Terminal Blocks TC-TBCH, 36-position terminal block

FAQ

Q1: What is the input frequency range of the TC-MDP081?
A1: The input frequency range is from 0 to 100 kHz, making it suitable for high-speed pulse applications.

Q2: Can I use this module with low voltage inputs?
A2: Yes, it supports input voltage ranging from 0 to 30 VDC, with configurable high and low voltage ranges.

Q3: What is the maximum power dissipation of the TC-MDP081?
A3: The maximum power dissipation is 7.0 watts, ensuring reliable operation even under load.

Q4: Is the module isolated?
A4: Yes, the TC-MDP081 features 1500Vdc isolation, both between the terminal block and backplane and between channels.