Model 922-420
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Features
- 8 isolated SIIS level 1 (4-20 mA) channels
- 1-port SIIS level 3 (100 Base-T(X) Ethernet) switch
- Qualified per ISO 13628-6 / API 17F
- MTBF > 200,000 hours at +40 C
- Advanced diagnostics and configuration using Modbus TCP
- DHCP-configured IP address with static IP backup
- 3U Eurocard form-factor with options for front panel or heat sink
- Failsafe remote firmware update
Benefits
- Proven SIIS level 1 & level 3 solution for subsea communications
- Reduces cost by using standard configurations
- Simplifies integration with unified software interface
- Supports copper or fiber-optic connections with qualified SFP modules
Typical Applications
- Subsea communications
- Long distance step out or tie back
- Interface to devices (e.g. sensors, valves, pumps)
- Subsea Electronics Modules (SEM) and other subsea distribution nodes
- Upgrades available for legacy communication systems
Specifications
| Model 922-420 Specifications | |
| SISS Level 1 (4-2- mA) | |
No. Channels | 8 (8 on 21-pin Micro-D) |
| Sampling | 1 ms |
| Resolution | ±0.25% F.S. |
| Protection | Over-voltage up to ±25V; ESD ±15 kV air, ± 8 kV contact |
| Isolation | 250 Vrms |
| SIIS Level 3 (Optical and Copper Ethernet) | |
| No. Ports | Copper: 1 (1 on Front 9-pin Micro-D) Optical: 2 (2 on Front SFP Port) |
| Format | SIIS level 3, 10/100 Base-T(X) |
| Connectors | |
| Harness | 1 x 21-pin Micro-D |
| Front | 1 x 9-pin Micro-D 2 x SFP (optical port) |
| Power | |
| Consumption | SIIS-Medium, 5.5 W typical (6 W max.) |
| Voltage | +20 to +28 VDC, regulated |
| Current | 0.2 A (0.5 A max.) |
| Protection | ESD, EMI, over-voltage, reverse voltage, overcurrent (no fuses) |
| Management | |
| Ethernet Switch | Layer 2, Broadcast storm protection, rate limiting, flow control, 802.1q VLAN, DHCP, 802.1p port Priority, port mirroring |
| Diagnostics and Configuration | LED, Webserver, Modbus TCP / RTU, CLI, TELNET |
| Redundancy | Automatic, < 3 s |
| Firmware | Fail safe remote firmware update |
| Mechanical | |
| Dimensions | ESD, EMI, over-voltage, reverse voltage, overcurrent (no fuses), 500 Vrms isolation |
| Mechanical | |
| Dimensions | 3U Eurocard, 160 mm x 100 mm x 4 HP |
| Mounting | Eurocard 3U rack or 4 x M3 hardware |
| Options | Front panel |
| Life Cycle | |
| Design Life | > 20 years @ +40°C |
| MTBF | > 200,000 hrs @ +40°C |
| Testing | Factory Acceptance Test (FAT) at min. and max. temperature |
| Options | Environmental Stress Screening, thermal or vibration |
| Environmental | |
| Temperature | -20°C to +70°C (operation) -40°C to +85°C (storage) |
| Humidity | 5% to 85% RH, non-condensing |
| Vibration | 5 g, per ISO13628-6 / API 17F |
| Shock | 30 g, per ISO 13628-6 / API 17F |
| Qualification | ISO 13628-6 Q1 / API 17F |
| Options | 8000 PSI rated |
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Telephone: +1-902-468-2263