• Performs the Optical Detection function described in the MSS specification
• Optek detector uses one OPB 704 WZ InfraRed optical sensor
• DAPD detrector uses  two PT19 photo transistors.
• Wired OR output logic
• 14-20V AC, DC, or DCC power input

• Provides the signal driver function for up to 2 signal heads as described in the MSS specification
• Drives lamps/LEDs with 5v to support LED's and grain of wheat bulbs.
• 4 wire output per signal, Red, Yellow, Green
• Single head version avialable.
• 12V clean DC, power input required

• Performs the cascade module function described in the MSS specification
• Supports Approach Diverging Function
• 4 inputs
• 11 outputs to the signal driver board
• Passive board no power required
• MSS 2.0 Complient MSS 1.0 compatable
• Can set up for direct plug into Scale Signal Systems Signal Driver v2.0 and Optek and DAPD Detectors with headers.

• Provides a simple method for removal and storage of signals for transport.

• Provides the signal driver function for up to 4 signal heads as described in the MSS specification.
• Two heads are 3 color and two heads single color.
• Drives lamps/LEDs with 12v to support older signals.
Limited avialabilty

• Provides a crossover module function described in the MSS specification
• Provides a breakout for simple connection of a current detector
• Breakout input can be used as a turnout position input
• Passive board no power required

• Provides a pass through function for easy hookup of the MSS bus
• Provides a breakout for simple connection of a current detector
• Breakout input can be used as a turnout position input
• Passive board no power required

• Provides Plug and play termination for Signal Driver board
• Has matching 4 wire telephone jacks and terminal for signal wires
• Has series resistors for Lamp/LED
• Easy removal of signal for travel or troubleshooti