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RKI Instruments Airlink 7543 Controller, 6 channel with 12-35 VDC power, 3 relays, Modbus out, 900 MHz radio - 74-7943-D
Item #:
74-7943-D
Brand:
RKI Instruments
Share this product:
74-7943-D Airlink 7543 Controller, 6 channel with 12-35 VDC power, 3 relays, Modbus out, 900 MHz radio by RKI Instruments
The RKI Instruments 7543 six channel gas monitor with 3 dry contact relays can monitor up to 6 individual Wireless gas detectors and transmitters. RS-485 Modbus output allows for data communication to a PLC or other system monitoring device. Available with an optional WirelessHART® module that allows the received sensor readings to be viewable on a WirelessHART® network.
Features
- 6 Channel controller accepts up to 6 wireless transmitters
- Radio options: 900 MHz or 2.4 GHz radio standard
- 3 Programmable alarm set-points
- 3 Dry-contact alarm relays
- Status indicator for fault conditions: Amber LED indicator for system faults
- Graphical LCD with LED backlight
- 12 to 35 VDC operating voltage with an optional AC power supply
- Operating temperature range of -40°C to +70°C
- NEMA 4X standard fiberglass enclosure with clear lid
- Output options: RS-485 Modbus or optional WirelessHART®
- 1-Year limited hardware warranty
*Please note we can only ship RKI products to customers within the United States
| Product Type | Gas monitor |
| Operating Voltage | 12V to 35V DC, 120V AC optiona |
| Current Draw | 275 mA Maximum |
| Power Supply | 3.13A (75W), 85/264V AC to 24V DC (optional) |
| Protection | Power electromagnetic interference (EMI) filter |
| Display Screen | 128 x 64 Resolution graphical LCD screen transflective (sunlight readable) with LED backlight |
| Interface | 3 Push buttons (Menu, ADD, and SUB) 3 magnetic non intrusive switches |
| Temperature Range | -40°C to +70°C |
| Wireless (Digital) Input | Up to 6 wireless sensor inputs |
| Output | RS-485 Modbus, optional WirelessHART® Module (disables RS-485 Modbus output) |
| Relays | 3 Dry-contact relays with 4 amp replaceable fuses, wet contact fault terminal |
| Alarm Settings | 3 Individually configurable alarm set-points per channel, (for gas alarms or fault) Latching and non latching relay settings per channel |
| Product Compatibility | All AirLink wireless gas detector head transmitters |
| Wireless Radio Options | 900 MHz radio 2.4 GHz radio |
| Networks | 52 Networks (900 MHz radio) 78 Networks (2.4 GHz radio) 255 Addresses per network |
| Enclosure Materials | NEMA-4X fiberglass enclosure with clear window |
| Optional Accessories | Horn and/or strobe (uses one relay). Power cord (AC version only) |
| Product Dimensions | 8 in, L x 8 in. D x 4 in. H (Max. dimensions with attachments) |
| Total Weight | 12.8 lbs |
| Hardware Warranty | 1-Year limited |
