7400+ Digital Weight Indicator
Description
The 7400+ digital weight indicator has been designed for maximum flexibility. This indicator is the choice for system integrators for use in any application from BenchScale to Truck Scales.
Specifications
- Power requirements: 12VDC, 1A
- Temperature range: 14°F – 104°F (−10°C – 40°C)
- Full scale input signal: 4 ranges: 0–9mV, 0–19mV, 0–39mV and 0–79mV
- Excitation voltage: 7.5VDC, 16x350 Ohm and 32x700 Ohm for all 3 channels combined
- Sense amplifier: Differential amplifier with 4 and 6 wire
- A–D internal resolution: 520,000 counts in both positive and negative direction
- A–D Sampling rate: 60 times a second on each channel
- Span stability: 2ppm/°C
- Zero stability: 5nV/°C
- Linearity correction: 10 span entries
- Calibration method: Calibration through software stored to flash memory
- Calibration sealing: Class 1 audit trail system, password protected
- RFI protection: Filtered signal, excitation and sense lines
- Analog output: Optional 4–20mA or 0-10 VDC
- Serial communications: 2 full-duplex RS232/RS485/RS422/Current Loop ports
- I/O interface: Peripheral expansion through SMART WIRE multi drop RS485 port
- External I/O: Up to 4 channel set point board
- Set points: 4 programmable set points
- Tare: Keyboard and scale tare, multiple tare IDs can also be stored in memory
- Time/Date: Y2K compliant time/date clock, internal battery back up
- Truck in/out weighing program
- Programmable ticket format
- Units conversion: lb or kg
- Zero tracking: 1–99% of 1d, 2d or 3d
- Ticket editor: Create custom tickets for any serial printer, indicator can store and recall different tickets
- Enclosure dimensions: without stand: 10″x6.5″x4″, with stand: 12″x7″x4″
Approvals
NTEP Class III/IIIL 10000, Measurement Canada Class III 10000 and IIIHD 20000
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