The Yokogawa ADM11T is a Contact Input Module designed for distributed control systems, supporting 16 input points with ON/OFF detection, push‑button input capability, and edge counting functions. It provides robust signal acquisition with per‑point insulation and secure installation in I/O nests.
Hardware Specifications
Model: ADM11T
Brand: Yokogawa
Product Type: Contact Input Module
No. of I/O Points: 16 points
Input Signal:
Contact input: OFF ≥100 kΩ, ON ≤200 Ω
Voltage input: OFF 4.5–25 V DC, ON ±1 V DC, ≤200 Ω
Contact Rating: 5 V DC, ≥20 mA (external contact standard)
Pulse Width: ≥40 ms
Pulse Period: ≤10 Hz
Current Consumption: ≤600 mA (5.0 V DC)
Functions:
Status input
Push‑button input
ON/OFF detection
Edge counting for push‑buttons
Signal Insulation: Each point individually insulated
Mounting Method: Installed in the I/O module nest
Signal Connection: Terminal connection with M4 screws
Key Features
16 input points for compact signal acquisition.
Per‑point insulation ensures high reliability and isolation.
Push‑button edge detection for precise monitoring.
Pulse handling with minimum 40 ms width and ≤10 Hz period.
Frequently Asked Questions (FAQ)
Q: How many signals can the ADM11T handle? A: It supports 16 contact input points.
Q: Can the module detect push‑button edges? A: Yes, it includes a function to count push‑button edges.
Q: What type of insulation does the ADM11T provide? A: Each input point is individually insulated for maximum reliability.
Field Installation Guidelines
Install the ADM11T securely into the I/O module nest.
Connect signals to the nest terminal using M4 screws with proper torque.
Maintain shield grounding at a single point to prevent ground loops.
Separate signal wiring from high‑voltage cabling to minimize interference.
Configure input signal ranges via system software before commissioning.
