Water & Wastewater SCADA Connectivity
Overview
Remote pumping stations and wastewater substations report to a central SCADA over Modbus, CAN bus, and RS-485 on a cellular link with dual-SIM failover. The router bridges legacy field controllers to IP so operators keep remote visibility and control without a truck roll to every station.
Challenges
- Substations and pumping stations sit far from any wired network
- Field controllers use Modbus, CAN bus, and RS-485, not IP
- Manual station checks waste fuel and crew time
- A dropped link means loss of remote control
Benefits
- Modbus, CAN bus, and RS-485 bridged to cellular SCADA
- Dual-SIM failover keeps control online
- Remote monitoring and control of distributed stations
- Fewer site visits to inspect and reset equipment
Recommended Products

RUT204
- Network
- LTE Cat-4 · Dual SIM +2
- Ports
- 2× Fast Ethernet · RS-232 +1
- Features
- WiFi 4 · GNSS +1
- Protection
- IP30
Routers
Teltonika Networks
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RUT206
- Network
- LTE Cat-4 · Dual SIM +2
- Ports
- 2× Fast Ethernet · RS-232 +1
- Features
- WiFi 4 · PoE In
- Protection
- IP30
Routers
- CONNECTIVITY - 4G Cat 4, 3G, 2G
- SERIAL INTERFACES - RS232 & RS485 for serial communication
- 2-PIN POWER INPUT - Simple and suitable for industrial applications
Teltonika Networks
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RUT956
- Network
- LTE Cat-4 · Dual SIM +2
- Ports
- 4× Fast Ethernet · RS-232 +1
- Features
- WiFi 4 · GNSS +1
- Protection
- IP30
- Ex
- Class I Div 2 · Zone 2
Routers
- CONNECTIVITY - 4G LTE (Cat 4), 3G, 2G
- DUAL SIM - With auto failover, backup WAN and other switching scenarios
- MULTIPLE INTERFACES - Ethernet, Serial (RS232, RS485) and multiple Inputs/Outputs
Teltonika Networks
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TRB256
- Network
- LTE-M · 450 MHz +2
- Ports
- 1× Fast Ethernet · RS-232 +1
- Features
- GNSS
- Protection
- IP30
Gateways
- CONNECTIVITY - 4G/LTE Cat M1/Cat NB1, NB2/EGPRS
- DUAL SIM - Auto-failover, backup WAN, and more switching scenarios
- INTERFACES - Ethernet, I/Os, and Serial (RS232, RS485) interfaces with 16-pin terminal block
Teltonika Networks
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