ProTechTPS Total Protection System
Manual 26710V1
56
Woodward
Figure 3-3. Basic Functional Overview of Independent Trip Relay Models
Figure 3-4. Functional Diagram of single ProTechTPS module with Independent
Trip Relay Outputs
24VDC or HVAC/DC
HVAC/DC
Single ProTechTPS Module
Trip Relay
+24V
MPU or Prox
Reset
Start
Override
Trip Setting
(Configurable)
CAN Sharing
Port
Compare
ModBus
Serial Port
Auxiliary
Power
Plant DCS
Other ProTech Modules
Trip Relay
External Logic
Start / Reset
Logic
Configurable
Trip & Alarm
Relay Logic
Prog. Relay
Service Tool
Port
Service
Computer
To Meter or DCS
Analog Readout
Password
Enable
Freq
Gen
Isolated
Power
Supply
Isolated
Power
Supply
Front Panel Interface
- Display
- Keypad
- LEDs
Config Input #9
Config Input #10
Config Input #1
Config Input #2
Config Input #3
Config Input #4
Config Input #5
Config Input #6
Config Input #7
Config Input #8
External Logic
Prog. Relay
External Logic
Prog. Relay
Trip Relay Output 1
Trip Relay Output 2