The Allen-Bradley 1336-GM2, also cataloged as the 1336-GM2 Drive Option Board, operates as a dedicated hardware component for serial communication interfacing within 1336 drive platforms.
Hardware Specifications
Parameter
Specification
Model
1336-GM2
Brand
Allen-Bradley
Origin
United States
Weight
0.07 kg (0.15 lbs)
Dimensions
Standard internal drive option slot form factor
Operating Temp
0 to 50 deg C
Power Consumption
Internal drive bus powered
Communication Protocols
DF1, DH485
Serial Interfaces
RS232, RS422, RS485
Physical Form
Open PCB board assembly with cover
Cross Reference
74103-116-53
Deterministic Network Integration and Firmware Compatibility
Deterministic Communication Protocols: Integrates DF1 point-to-point and DH485 local token-passing protocols over physical RS232, RS422, and RS485 serial networks for drive parameter transfer and control execution.
I/O Density Scaling: Provides multi-protocol serial communication access through a single option card port, eliminating the need for external network gateway modules.
Firmware Flash Compatibility: Maintains hardware-level communication protocol compatibility with internal 1336 drive controller microprocessors, ensuring parameter synchronization during drive operation.
Frequently Asked Questions
Q: What physical serial interfaces are supported by the 1336-GM2 option board?
A: The board supports RS232, RS422, and RS485 serial communications, configurable for DF1 or DH485 protocol implementation.
Q: How is operating power supplied to the 1336-GM2 module?
A: Power is drawn directly from the host drive internal power backplane rail when installed into the drive option slot.
Q: Is external signal isolation required for RS485 network runs?
A: Standard industrial wiring practices apply; shielded twisted-pair cabling with proper shield termination is required to prevent electrical noise interference on differential communication lines.
Field Installation Guidelines
Electrostatic Discharge Precautions: Discharge all static electricity and wear a grounded wrist strap prior to handling the PCB assembly during installation.
Power Isolation: Ensure all main AC line power and high-voltage DC bus power to the host drive are completely disconnected and verified zero before removing drive covers.
Option Slot Alignment: Insert the board into the designated internal option slot of the 1336 drive, ensuring all header pins and retention clips engage securely.
Cable Routing and Grounding: Route serial communication wiring away from high-voltage motor output leads. Connect cable shields to designated chassis ground terminals to preserve signal integrity.
