Mettler Toledo IND131 Installationshandbuch Seite 14

IND131/IND331 Terminals Installation Manual
Hazardous Areas
Power
Power Consumption
Display
Weight Display
Scale Types
Number of Cells
Number of Scales
Analog/Digital Update Rates
Load Cell Excitation Voltage
Minimum Sensitivity
Keypad
Communications
1-4
IND131 and IND331 Specifications
The IND131/IND331 terminal cannot be operated in
areas classified as Hazardous because of combustible
or explosive atmospheres in those areas. Contact an
authorized METTLER TOLEDO representative for
information about hazardous area applications.
AC version: Operates at 85–264 VAC, 49–61 Hz
DC version: Operates from 18 to 36 VDC
All versions provide a terminal strip for power
connections.
AC versions of the harsh environment and junction box
models include a power cord configured for the country
of use.
Refer to Table 1-2 and Table 1-3
Green OLED including weight display, weight units,
gross/net indication and graphic symbols for motion
and center of zero. Also used for programming. Update
rate of 10 updates per second.
IND131: 4 mm high weight display
IND331: 12 mm high weight display
Maximum displayed resolution of 100,000 divisions.
Analog load cells
From one to four 350-ohm load cells (2 or 3 mv/V)
One
Internal analog: 366 Hz
Target Comparison: 50 Hz;
PLC Interface: 20 Hz
5 V DC
0.1 microvolts
4 keys; polyester overlay (PET) with polycarbonate
display lens
Serial Interfaces
Standard: One serial port (COM1) RS-232, 300 to
115,200 baud
Optional Serial Port: (COM2) RS-232/485, 300 to
115,200 baud
Protocol
Serial Inputs:, ASCII commands for CTPZ (Clear, Tare,
Print, Zero), SICS (most level 0 and level 1 commands)
Serial Outputs: Continuous, Extended continuous or
Demand (limited formats)