The ABB CMA123, also cataloged as the CMA123 Display Card, serves as the primary CMA123 Display Card utilized to execute visual process monitoring tasks across ABB Advant OCS 800xA distributed control system platforms.
Hardware Specifications
Parameter
Specification
Model
CMA123
Brand
ABB
Model Series / Sub-Designation
ABB Synpol D
Origin
Sweden
Weight
0.1 kg (0 lbs 4.0 oz)
Dimensions
15.2 mm x 2.5 mm x 10.2 mm (W x H x D) / 6.0" x 1.0" x 4.0"
Operating Temp
0 to +55 deg C (Standard industrial baseline)
Power Consumption
Subrack backplane-dependent
Product Type
Display Cards
System Platform
Advant OCS 800xA DCS
Backplane Bus Communication Velocity and Network Determinism
The CMA123 interfaces directly with the system control rack backplane to coordinate video data refresh rates with core processor cycle intervals. It handles pixel-mapping updates through a localized data bus architecture, preventing data delivery bottlenecks from altering control network packet schedules. The display interface firmware ensures complete flash compatibility with the underlying ABB Synpol D controller base, keeping the graphical display bus isolated from master deterministic control loop execution tracks.
