Toshiba GRL150-100 Series Instruction Manual page 6

3. Technical Description
3.1 Hardware Description
3.1.1 Outline of Hardware Modules
3.2 Input and Output Signals
3.2.1 AC Input Signals
3.2.2 Binary Input Signals
3.2.3 Binary Output Signals
3.2.4 PLC (Programmable Logic Controller) Function
3.3 Automatic Supervision
3.3.1 Basic Concept of Supervision
3.3.2 Relay Monitoring
3.3.3 Trip Circuit Supervision
3.3.4 Differential Current (Id) Monitoring
3.3.5 Telecommunication Channel Monitoring
3.3.6 Disconnector Monitoring
3.3.7 Circuit Breaker Monitoring
3.3.8 Failure Alarms
3.3.9 Trip Blocking
3.3.10 Setting
3.4 Recording Function
3.4.1 Fault Recording
3.4.2 Event Recording
3.4.3 Disturbance Recording
3.5 Metering Function
4. User Interface
4.1 Outline of User Interface
4.1.1 Front Panel
4.1.2 Communication Ports
4.2 Operation of the User Interface
4.2.1 LCD and LED Displays
4.2.2 Relay Menu
4.2.3 Displaying Records
4.2.4 Displaying the Status
4.2.5 Viewing the Settings
4.2.6 Changing the Settings
4.2.7 Testing
4.3 Personal Computer Interface
4.4 Relay Setting and Monitoring System
4.5 IEC 60870-5-103 Interface
4.6 Clock Function
5. Installation
5.1 Receipt of Relays
5.2 Relay Mounting
5.3 Electrostatic Discharge
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