The ABB RET670 1MRK000008-MBr02, also cataloged as the RET670 Human-Machine Interface (HMI) Module, serves as the primary RET670 Human-Machine Interface (HMI) utilized to execute local control and monitoring tasks across 500-series terminals platforms. This operator panel processes physical key inputs and converts system data registers into standard ANSI symbols on a 3/4 x 19 inch graphic display area. It links directly to bay protection terminals to facilitate setpoint adjustment, circuit breaker control, and local fault trace extraction without requiring a separate engineering PC.
Hardware Specifications
Parameter
Specification
Model
RET670 1MRK000008-MBr02
Brand
ABB
Origin
Sweden
Weight
0.45 kg
Dimensions
80 mm x 120 mm x 90 mm (W x H x D)
Operating Temp
-20 deg C to +60 deg C
Power Consumption
Powered via internal terminal backplane connection
Part Number
1MRK000008-MBr02
Display Size
3/4 x 19 inch configuration
Symbology
Graphical ANSI block formats
Enclosure Compatibility
500-series terminal rack assemblies
Product Type
Human-Machine Interface Module
Backplane Bus Communication Velocity and Network Integration
The 1MRK000008-MBr02 module utilizes dedicated serial paths optimized for low-latency backplane bus communication velocity to refresh its ANSI graphical array in real time. This local data transfer process runs independently of any external Profinet or EtherNet/IP deterministic networks, ensuring that high localized operator traffic does not interfere with the protection I/O density scaling performance of the primary station bus. The underlying firmware flash compatibility provides secure communication protocol parsing to permit seamless synchronization with adjacent switchgear bay controllers.
