REDZ Smart Communication Technologies

LKM154 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM154 -   5-48V DC wide range Power Input (allows up to 60V DC)
- Supports 2 x 10/100Base-T(X) ports
- Supports 1 x RS232 and 1 x RS485 Serial Connection up to 115200 Baud
- 2 Different Gateway Operating Modes:
Serial IEC Meter to Modbus TCP Gateway with MQTT Publisher
   TCP/IP IEC Meter to Modbus RTU Gateway with MQTT Publisher
-    Up to 20 IEC Meter reading and conversion of their data to Modbus TCP or RTU
-    Reading Up to 48 OBIS Registers. All configurable from web interface

- MQTT Publisher with different data tansfer options
OBIS Values as Data Objects
OBIS Values as Modbus Frame
280 USD

LKM254 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM254 Covers all features of TLM154

Difference:
- 100 - 240V AC (120 – 370V DC), 50Hz to 60Hz AC wide range power input
- Wide operating temperature range from -25 to 70 °C
290 USD

LKM655 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM655 Covers all features of LKM154

Differences:
- Supports 2 x 10/100Base-T(X) ports + 1 x BPL link
- Wide Range 3 phase input, 110V–240V/50-60Hz wide range Power Input
- Supports up to 30Mbps PHY rate on BPL with Up to 10 hops and 1000 nodes
- Up to 432 sub-carriers from 2 to 28MHz analog bandwidth on BPL
370 USD

LKM354 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM354 - 5-48V (max. 60V) DC wide range power input
- Supports 2 x 10/100Base-T(X) ports
- Supports 1 x RS232 and 1 x RS485 Serial Connection up to 115200 Baud
-   Radio Band Options:
868MHz
EU 868 MHz – Europe, LoRaWAN RF Communication
-   LoRaWAN data send interval configurable
- 2 Different Gateway Operating Modes:
Serial IEC Meter to LoRaWAN Gateway with MQTT Publisher
   TCP/IP IEC Meter to LoRaWAN Gateway with MQTT Publisher
-    Up to 20 IEC Meter reading and conversion of their data to Modbus TCP or RTU
-    Reading Up to 48 OBIS Registers. All configurable from web interface
- MQTT Publisher with different data tansfer options
OBIS Values as Data Objects
OBIS Values as Modbus Frame
-   Built in LoRaWAN Duty Cycle Check
-   Built in LoRaWAN payload size check. User can read data in any interval
LKM will automatically split based on Maximum Payload Size allowed and Duty Cycle Block Times
-   Activation Over Air (OTAA) or Activation by Personalization (ABP) Selectable
-   User defined LoRAWAN Port
-   Selectable Uplink Data Rate
-   Selectable Power Level
-   LoRaWAN Class C and Class A support

340 USD

LKM454 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM454 Covers all features of LKM354

Difference:
- 100 - 240V AC (120 – 370V DC), 50Hz to 60Hz AC wide range power input
- Wide operating temperature range from -25 to 70 °C
350 USD

LKM755 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM755 Covers all features of LKM354

Differences:
- Supports 2 x 10/100Base-T(X) ports + 1 x BPL link
- Wide Range 3 phase input, 110V–240V/50-60Hz wide range Power Input
- Supports up to 30Mbps PHY rate on BPL with Up to 10 hops and 1000 nodes
- Up to 432 sub-carriers from 2 to 28MHz analog bandwidth on BPL
420 USD

LKM111 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM111 -   RS232, 3 Wire (Tx-Rx-GND) Connection on Modem Side and Meter Side
-   Auto reads Electricity meters that communicates in IEC62056-21 standard and maps in predefined MODBUS register table
-   Configurable Modbus address via Modbus Commands
-   Configurable Reading Period on IEC6056-21 side via Modbus Commands
-   Configurable Reading Table Number on IEC6056-21 side via Modbus Commands
-   Wide range power input: 5V – 24V DC
-   Wide operating temperature range from -40 to 85 °C
-   Very Small form factor, only 2.1 x 4.2 x 4.4cm
-   Customization of reading process and register tables based on client request
-   Firmware upgradable over serial line
210 USD

LKM114 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM114 Covers all features of LKM111

Difference:
- RS485 2 Wire Connection on Modem Side and RS232 3 Wire Connection on Meter Side
210 USD

LKM124 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM124 Covers all features of LKM111

Difference:
- RS485 2 Wire Connection on Modem Side and P1 Interface on Meter Side
210 USD

LKM141 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM141 Covers all features of LKM111

Difference:
- RS232 DB9 Male on Modem Side and RS485 2 Wire Connection on Meter Side

210 USD

LKM144 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM144 Covers all features of LKM111

Difference:
- RS485 2 Wire Connection on Both Modem Side and Meter Side
210 USD

LKM614 LKM Series Electricity Meter Protocol to Modbus Protocol Gateways with MQTT (and LoRaWAN)

LKM614 - Especially plug and play designed for EMH LXQJ-XC meters
- Direct replacement for Variomod XC modules for EMH meters
- Auto reads EMH meters and maps values in predefined MODBUS register table
- Configurable Modbus address via Modbus Commands
- Configurable Reading Period on IEC6056-21 side via Modbus Commands
- Configurable Reading Table Number on IEC6056-21 side via Modbus Commands
- Gets power directly from meter
- Serial interface directly connected to meter ( with 15kV ESD protection)
- Wide operating temperature range from -40 to 85 °C
- Customization of reading process and register tables based on client request
- Firmware upgradable over serial line
225 USD