Honeywell PUL6438S. Spyder Sylk Enhanced Controller. Node 040FC93C0500
Sylk Bus for Use with Sylk-Enabled Sensors. Actuator (PVL0000AS, PVL4022AS, and PVL6436AS Only) Mounts Directly Onto VAV Box Damper Shaft and has Up to 44 lb-in (5 Nm) Torque, 90-Degree Stroke, and 90 Second Timing at 60 Hz.