The Honeywell CP-DYNA-2AIO, also cataloged as the CP-DYNA-2AIO Backplane Mounting Isolating IS Interface, operates as a dedicated hardware component for multiway signal interconnectivity and intrinsic safety isolation within MTL4500 Series Backplane platforms. It provides structured routing and physical termination for dual-channel analog input/output circuits between field hazardous areas and safe control systems.
Hardware Specifications
Parameter
Specification
Model
CP-DYNA-2AIO
Brand
Honeywell / MTL
Origin
USA
Weight
3.00 lbs (1.36 Kg)
Dimensions
Standard MTL4500 Backplane Footprint
Operating Temp
-20 to 60 deg C
Power Consumption
Passive backplane power routing
Channel Capacity
Dual Channel Analog Input / Output (AIO)
Connector Type
Multiway Connector
System Integration
MTL4500 Range Backplane Mount
Intrinsic Safety Isolation and Channel Protection Architecture
The Honeywell CP-DYNA-2AIO incorporates galvanic channel-to-channel isolation parameters engineered to prevent high-voltage electrical surges and ground loop currents from propagating into safe-area control backplanes. Designed to maintain intrinsic safety limits across dual 4-20 mA HART loop protocol lines, the interface module filters transient voltage spikes and stabilizes field loop signals. The internal routing paths minimize signal attenuation and cross-talk during continuous analog data acquisition.
Frequently Asked Questions
Q: Does removing or replacing a module on the CP-DYNA-2AIO backplane interface disrupt active communications on adjacent slots?
A: No, the backplane interface topology allows individual card insertion and removal without interrupting power distribution or signal routing across neighboring backplane channels.
Q: How is field cabling shielding grounded through the CP-DYNA-2AIO interface assembly?
A: Field cable shields connect to dedicated ground terminal strips on the backplane, which must be bonded to a single central IS grounding point to prevent circulating earth currents.
Field Installation Guidelines
Position the CP-DYNA-2AIO module onto the designated slot header on the MTL4500 backplane chassis.
Push the card down evenly until the multiway connector pins fully seat and mechanical retention clips engage.
Verify that the backplane earth ground lug is connected to the enclosure main protective earth (PE) bus using a low-impedance conductor.
Route intrinsically safe field wiring through dedicated raceways, enforcing a minimum 50 mm clearance from non-IS AC power cables.
Tighten field terminal screws to the manufacturer specified torque, ensuring shield conductors are isolated on the field side.
