680 Synergy Series Digital Weight Indicator
The 680 Synergy Series Digital Weight Indicator delivers dependable performance and straightforward operation for industrial weighing and process control. With a bright LED display and a full numeric keypad, the 680 makes it easy to enter tares, setpoints, and operational values quickly—ideal for fast-paced production environments.
Built for flexibility, the 680 includes battery-backed time and date, multiple communication ports, and formattable ticket printing for clean documentation and reporting. With 20 setpoints and onboard digital I/O, it also supports automation needs like batching and simple control functions. Local/remote capability allows the 680 to integrate into systems where multiple indicators need to display the same information.
Key Features:
- Bright LED display for clear visibility
- Full numeric keypad for fast data entry and navigation
- Battery-backed time & date
- Multiple communication ports for system integration
- 20 setpoints with 22 configurable types
- Numeric keyed entry for tare and setpoints
- Formattable tickets for flexible printing/output
- Four configurable digital I/O points (TTL logic)
- Built-in batch presets
- Local/remote operation support
- Available Options
- Analog output (16-bit): 0–10 VDC, 0–20 mA, 4–20 mA
- RJ45 Ethernet connector
Power
- AC Line Voltages: 100–240 VAC
- Frequency: 50–60 Hz
- Power Consumption: 2 W (AC) with one 350Ω load cell (15 W max)
Load Cell / Excitation
- Excitation Voltage: 10 VDC (±5 VDC)
- Load Cell Capacity: 8 × 350Ω or 16 × 700Ω load cells
Analog Performance
- Analog Signal Input Range: -5 mV to +70 mV
- Analog Signal Sensitivity:
- 0.3 μV/graduation minimum
- 1.0 μV/graduation recommended
- A/D Sample Rate: 6.25 to 120 Hz, software selectable
- Resolution:
- Internal: 8,000,000 counts
- Display: 1,000,000
- System Linearity: Within 0.01% full scale
Digital I/O
- Onboard Digital I/O: Four configurable I/O points, 5 V logic
Optional Analog Output
- Resolution: 16-bit
- Voltage Output: 0–10 VDC
- Current Output: 0–20 mA / 4–20 mA
Communication Ports
- Serial: Two full-duplex RS-232
- RS-485/422: Five-wire
- USB: Micro USB (device)
- Ethernet: TCP/IP (10/100)
Display & Operator Interface
- Annunciators: Eight LED annunciators
- Display: Seven 0.8-inch tall, seven-segment digits
- Keys/Buttons: Flat membrane panel with tactile feel (18 buttons + ON/OFF)
Physical
- Dimensions (L × W × H): 11.58 × 4.05 × 8.57 in (294 × 103 × 218 mm)
- Weight: 6.25 lb (3.0 kg)
Environmental
- Certified Temperature Range: 14°F to 104°F (-10°C to 40°C)
- Industrial Temperature Range: 14°F to 122°F (-10°C to 50°C)
Enclosure / Rating / Material
- Ingress Rating: IP69K (IP66 with RJ45 option)
- Material: AISI 304 stainless steel
Warranty
- Warranty: Two-year limited
Compliance
- EMC Immunity: 10 V/m
Approvals
- NTEP: 19-021, Class III/IIIL, 10,000d
- Measurement Canada: AM-6121C
- OIML: R76/2006-A-NL1-19.56
- NOM
- EU Evaluation Certificate: TC11562
- Certifications: CE Listed, UKCA, cULus Listed, IEC, NMI
Rice Lake’s 680 Synergy Series indicator delivers advanced capabilities in a simple, industrial-ready design. Built for everyday weighing and straightforward automation, it’s a reliable solution for a wide range of general-purpose applications.
With setpoints, four digital I/O points, and a configurable batch engine, the 680 supports basic batching and filling operations. It also offers formattable ticket printing and multiple onboard communication options for easy connection to printers, PCs, and other devices.
Housed in 304 stainless steel with an IP69K rating, the 680 is made to withstand harsh washdowns and demanding environments, including food processing.