|  | 
                                          
                                            |  | Enclosure manufactured to ANSI/NFPA Article 496 guidelines 
                                              for purged/pressurized enclosures | 
                                          
                                            |  | Flow and pressure gauges used to track and display purge 
                                              status | 
                                          
                                            |  | Factory-installed safety barriers for hazardous area 
                                              interface | 
                                          
                                            |  | Enclosure protection vent with tamper-proof regulator | 
                                          
                                            |  | Rubber-booted SURVIVOR oil-tight switches | 
                                          
                                            |  | NEMA 4X stainless steel wall mount enclosure | 
                                          
                                            |  | Bright, bold VFD display with 1/4" clear vinyl 
                                              cover plate per NFPA 496 | 
                                          
                                            |  | Full keyboard for setpoint or fixed tare entry | 
                                          
                                            |  | Front-panel calibration | 
                                          
                                            |  | Advanced digital filtering and RATTLETRAP® vibration 
                                              control | 
                                          
                                            |  | 20 programmable setpoint steps | 
                                          
                                            |  | Multi-channel accumulators | 
                                          
                                            |  | 3 digital inputs, TTL or hard contact closure, 4 TTL 
                                              digital outputs standard, expandable to 16 | 
                                          
                                            |  | Multi-scale control expandable to 4 scale inputs, with 
                                              individual scale setup | 
                                          
                                            |  | 
                                          
                                            |  | 48-segment LED bar graph module | 
                                          
                                            |  | Dual load cell input module (3rd and 4th scale) | 
                                          
                                            |  | Single load cell input module | 
                                          
                                            |  | Expansion board (keyboard connection only) | 
                                          
                                            |  | Analog output module, 0-10 VDC/4-20 mA | 
                                          
                                            |  | Header in print | 
                                          
                                            |  | Rate of change | 
                                          
                                            |  | Peak hold | 
                                          
                                            |  | Password | 
                                          
                                            |  | RS-485 communication | 
                                          
                                            |  | 20 mA full duplex EDP port | 
                                          
                                            |  | 12-channel digital setpoint output module | 
                                          
                                            |  | Supervisory setpoint configuration access switch | 
                                          
                                            |  | 4-channel relay rack | 
                                          
                                            |  | 16-channel relay rack | 
                                          
                                            |  | Hotline software package (for IQ+800/810 Version 
                                              3) | 
                                          
                                            |  | Additional operating manual (Version 3) | 
                                          
                                            |  | Other options available; download catalog/specs pages 
                                              (left) or consult factory |