Configured for bi-directional flow measurement and multi-range capabilities in process control platforms, the Yokogawa AMM11 (AMM11 Magnetic Flow Converter) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
Model: AMM11
Base Module: AMM11
Function Variant: Standard magnetic flow converter configuration supporting analog and digital outputs
Hardware Specifications
Parameter
Specification
Model
AMM11
Brand
Yokogawa
Category
Process Control Instrumentation
Product Type
Magnetic Flow Converters
Origin
Authorized Manufacturing Facility
Weight
Standard industrial form factor
Dimensions
Standard converter housing
Operating Temp
Standard industrial rack/field environment
Power Consumption
Standard field instrument power supply
Excitation Method
Dual frequency (up to 400 mm) or pulsed DC (500 mm and larger)
Channel-to-Channel Isolation and HART Protocol Integration
Engineered to process signals from conductive fluid flowmeters, the AMM11 executes precision current output scaling via 4-20 mA DC loops while supporting 4-20 mA HART loop protocol communications. The device incorporates channel-to-channel isolation architecture to prevent ground loop interference across long signal runs extending up to approximately 2 km. Transistor contact outputs handle status, pulse, and alarm signaling to ensure stable data transmission to upper-layer control networks.
Frequently Asked Questions
Q: What output signal types are supported by the AMM11 converter?
A: The converter provides a 4-20 mA DC current output along with transistor contact outputs for pulse, alarm, and status functions.
Q: What communication protocols are integrated into the AMM11?
A: It supports BRAIN or HART communication protocols, excluding specific variant models such as the AM11-AS.
Field Installation Guidelines
Ensure that the mounting location protects the converter housing from excessive mechanical vibration and direct moisture ingress. Connect signal wiring using shielded twisted-pair cables, maintaining proper grounding practices to suppress electromagnetic interference over transmission distances up to 2 km. Verify all current loop and transistor contact terminations prior to energizing the device.
