
The 520's compact panel mount enclosure conserves space in control panels and other custom system designs, allowing convenient rear access for connections and maintaining a NEMA 4X/IP67 seal to protect electronics. Choose the desktop version for applications requiring a variety of mounting options.
Standard Features: 
• 0.75" (19 mm), seven-digit Vacuum Fluorescent Display (VFD) 
• 16-character 0.25" (6.3 mm) VFD prompting display 
• Eight configurable operator prompts 
• Three digital inputs and four digital outputs 
• Selectable A/D measurement rates up to 120/second 
• Two communication ports: EDP port-full duplex, RS-232 and RS-485; Printer port-full duplex, RS-232 or 20 mA current loop 
• Five programmable ticket formats for Gross, Net, Setpoints, Count, and EDP format 
• 8 setpoint kinds 
• Programmable stream print format 
• Time and date 
• Pushbutton or scrolled tare entry 
• Over/accept/under checkweigh mode 
• Front panel or serial confi guration/calibration 
• 5-point linearization calibration 
• Millivolt calibration 
• Gravitational compensation calibration 
• Power for eight 350 ohm load cells or sixteen 700 ohm load cells 
• Expansion port for option card 
• Key functions: zero, gross-net, tare, units, print 
• Desktop model with panel mount kit can be mounted in existing UMC2000 cutouts 
| Power | N/A 115 or 230VAC | 
| Power Consumption | N/A 200 mA at 115VAC or 160 mA at 230VAC | 
| Frequency (Hz) | N/A 50 or 60 Hz | 
| Excitation Voltage | N/A 10VDC, 8 x 350 or 16 x 700 load cells | 
| Analog Signal Input Range | N/A 0.3mV/V - 4mV/V | 
| Analog Signal Sensitivty | N/A 0.3µV/graduation at 7.5 hZ or 1.5µV/graduation at 120 Hz | 
| A/D Sample Rate | N/A 7.5 - 120 Hz, software selectable | 
| System Linearity | N/A 0.01% of full scale | 
| Digital I/O | N/A 3 inputs TTL or switch closure, 4 outputs current limited with TTL pull-up | 
| Update Rate | N/A 60 times/second | 
| Circuit Protection | N/A RFI, EMI, ESD protection | 
| Operating Temp. Range | N/A 14 to 122 ºF-10 to 50 ºC | 
| Rating/Material | N/A NEMA 4X/IP66, exterior panel surface is stainless steel | 
| Warranty | N/A Two-year limited warranty | 
| Manufacturer | N/A Rice Lake | 
