BCG450 Triple-Gauge™
The BCG450 combines three different technologies into one compact and cost-effective device, capable of measuring pressures from 5×10⁻¹⁰ to 1500mbar (3.75×10⁻¹⁰ to 1125Torr). It integrates a hot cathode, Pirani, and piezo sensor, making it suitable for a wide range of vacuum applications.
Specification Snapshot
Power Supply Current (Adc)
0.8
Vacuum Gauge Power Supply Current (Adc)
0.8
Cable Length
≤100m (330ft)
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Overview
The BCG450 combines three different technologies into one compact and cost-effective device, capable of measuring pressures from 5×10⁻¹⁰ to 1500mbar (3.75×10⁻¹⁰ to 1125Torr). It integrates a hot cathode, Pirani, and piezo sensor, making it suitable for a wide range of vacuum applications.
Specifications
| Parameter | Value |
|---|---|
| Measurement Range (mbar) | 5×10⁻¹⁰…1500 |
| Measurement Range (Torr) | 3.75×10⁻¹⁰…1125 |
| Accuracy (10⁻⁸…50mbar) | ±15% of reading |
| Accuracy (50…950mbar) | ±5% of reading |
| Accuracy (950…1050mbar) | ±2.5% of reading |
| Repeatability | 5% of reading |
| Electron Emission (mbar) | 2×10⁻² (high), 8×10⁻³ (low) |
| DEGAS | Electron bombardment, max. 3min |
| Maximum Pressure (bar) | 5 (absolute) |
| Storage Temperature (°C) | -20…+70 |
| Bakeout Temperature (°C) | 80 |
| Remove Bakeout Electronics Temperature (°C) | 150 |
| Power Supply Voltage (Vdc) | 20…28 |
| Power Supply Current (Adc) | 0.8 |
| Measurement Range Output (V) | 0.774…10.3 |
| Error Signal (V) | 0.3/0.5 |
| Analog Output Signal Relation | 0.75volts per decade |
| Minimum Load (kΩ) | 10 |
| Connector | RS232C, D-Sub, 15-pin male |
| Maximum Cable Length (m) | 100 (330ft) |
| Internal Volume KF/CF (cm³) | 24 (1.46)/34 (2.1) |
| Weight KF/CF (g) | 285/550 |
| Protection Class | IP30 |
| Protocol | DeviceNet™, group 2 slave only |
| MAC ID | 2 switches (address 00–63) or network programmable |
| Network Scale | Up to 64 nodes per segment |
| Digital Functions | Read pressure, select units: Torr, mbar, Pa; degas function, monitor gauge status, safe state allows definition of behavior in case of error, detailed alarm and warning information |
| Analog Functions | 0…10V analog output pressure indication, two setpoint relays A+B |
| Visual Communication Indicator | LED network status (green/red); LED module status (green/red) |
| Technical Specifications | DeviceNet™ Vacuum Gauge Device Profile |
| Device Type | CG for combination gauge |
| I/O Slave Communication | Polling only |
| Setpoint Relay Quantity | 2 |
| Setpoint Relay Contact | n.o., potential free |
| Setpoint Relay Connector | D-Sub, 15-pin male |
| Data Rate Switch (kBaud) | 125, 250, 500 or network programmable |
| Cable Length 125kbps (m) | 500 (1650ft) |
| Cable Length 250kbps (m) | 250 (825ft) |
| Cable Length 500kbps (m) | 100 (330ft) |
| Setpoint Relay Range (mbar) | 1×10⁻⁹…1400 |
| Setpoint Relay Power Supply Voltage (Vdc) | 11…25 |
| Vacuum Gauge Power Supply Voltage (Vdc) | 20…28 |
| Vacuum Gauge Power Supply Current (Adc) | 0.8 |
| Profibus DP Baud Rate (kBaud) | 9.6/19.2/93.75/187.5/500 |
| Profibus DP Baud Rate (MBaud) | 1.5/12 |
| Profibus DP Address | 2 switches (address 00–127) or network programmable |
| Ethernet Protocol | Protocol specialized for EtherCAT |
| Communication Standard | ETG.5003.1 S (R) V1.1.0: Part 1 Common Device Profile (CDP); ETG.5003.2080 S (R) V1.3.0: Part 2080: Specific Device Profile (SDP) Vacuum Pressure Gauge |
| Node Address | Explicit Device Identification |
| Physical Layer | 100BASE-Tx (IEEE 802.3) |
| Ethernet Digital Functions | Read pressure, select units: Torr, mbar, Pa; emission control, degas function monitor gauge status, filament status safe state allows definition of behavior in case of error detailed alarm and warning |
| Process Data | Fixed PDO mapping and configurable PDO mapping |
| Mailbox (CoE) | SDO requests |
| Mailbox (CoE) | responses and information |
| Ethernet Connector | RJ45, 8-pin (socket), IN and OUT |
| Cable | Shielded Ethernet CAT5e or higher |
| Cable Length (m) | ≤100 (330ft) |
| Profinet Communication Protocol | Protocol specialized for Profinet |
| Data Rate | 100Mbps |
| Profinet Digital Functions | Read pressure, select units (Torr, mbar, Pa), emission control, degas function, monitor gauge status, filament status |
| Analog Function | 10…10V analog output pressure indication |
| Profinet Connector | 2×RJ45, 8-pin (socket), input & output |
| Profinet Cable | Special Ethernet Patch Cable or Crossover Cable, shielded (CAT5e quality or higher) |
| Cable Length | ≤100m (330ft) |
| Cyclic Data | IO-data |
| Mailbox (CoE) Profinet | Configuration |
| Mailbox (CoE) Profinet | responses and information |
Applications
1. Vacuum pressure measurement in various gas mixtures 2. Reliable control for vacuum systems 3. Suitable for industrial and laboratory environments
Key Features
1. Cost-effective and compact design 2. Reliable pressure measurement unaffected by gas type 3. High stability and reduced vibration 4. Compliance with RoHS standards 5. Easy to replace and recalibrate components
Datasheet
Product Datasheet
PDF
Supplier Information
<p>INFICON is a leading provider of innovative instrumentation, critical sensor technologies, and advanced process-control software that enhance productivity and quality in vacuum-based manufacturing. Its analysis, measurement and control products are widely used in semiconductors, thin-film coating, flat-panel displays, solar cells, automotive and refrigeration leak detection, life sciences and more. Headquartered in Switzerland (listed on SIX as IFCN), INFICON established its China operation (a wholly owned subsidiary) with a Shanghai manufacturing plant in 2006 and sales offices in Beijing, Shanghai, Guangzhou and Hong Kong.</p>
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