0000138174 rev.1.1 1
Control Basic Plus pump ModBus Manual
1 INTRODUCTION TO MODBUS AND PRODUCT
1.1 PRINCIPLE OF OPERATION
1.2 BASIC CHARACTERISTICS
2 FRONT PANEL CONTROLS
2.1 STATUS INDICATORS
2.2 CONTROL BUTTONS
3 CONNECTIONS
3.1 ELECTRICAL CONNECTIONS
3.1.1 RS-485 STANDARD CONNECTION
3.1.2 BUS ISOLATION AND TERMINATION RESISTORS
4 MODBUS FUNCTIONS
4.1 FUNCTIONS SUPPORTED
4.2 EXCEPTION RESPONSES
5 DEVICE DESCRIPTION AND CONFIGURATION
5.1 GENERAL DESCRIPTION
5.2 STATE MACHINE DIAGRAM
5.3 CONFIGURING THE PUMP
5.3.1 ADDRESS
5.3.2 COMMUNICATIONS SETUP
5.4 WATCHDOG TIME OUT
5.4.1 WATCHDOG TIME
6 CONTROLLING THE PUMP
6.1 SET-POINT SETTING
7 MONITORING PUMP STATUS
7.1 READING PUMP MODE
7.2 READING PUMP MEASUREMENTS
7.3 READING OTHER PUMP STATUS INFORMATION
8 WARNINGS AND ALARMS
8.1 READING CURRENT WARNING/ALARM STATUS
8.2 READING HISTORICAL ALARM DATA
9 BASIC MODBUS-RTU REGISTER MAP
10 PRODUCT REVISION