
The Laumas TLB4 is a digital weight transmitter family. This page describes the family; use the table below to select the SKU your application requires.
Values that differ per SKU are listed in the table below and on each SKU's own page.
| Channels | 4 independent load-cell inputs |
| Power supply | 12-24 VDC +/-10%, 5 W |
| Load cells | Up to 16 x 350 ohm, 4/6-wire, 5 VDC/240 mA excitation |
| A/D converter | 4 channels, 24-bit (16,000,000 points), 4.8 kHz |
| Measurement range | +/-39 mV |
| Usable load cell sensitivity | +/-7 mV/V |
| Linearity | <0.01% full scale |
| Thermal drift | <0.0005% full scale/degC |
| Display | 6-digit semi-alphanumeric red LED, 8 mm height, +/-999999 range |
| Relay outputs | 3, max 115 VAC/150 mA |
| Optoisolated digital inputs | 2, 5-24 VDC PNP |
| Enclosure | Back-panel mounting on Omega/DIN rail, 115 x 26 x 120 mm |
| Humidity | 85% (condensate-free) |
| Storage temperature | -30 C to +80 C |
| Working temperature | -20 C to +60 C |
| Legal-for-trade approval | OIML R76:2006 Class III, 3x10,000 divisions, 0.25 uV/V*SI; OIML R61, R51 - WELMEC Guide 8.8:2017 (MID); UL Recognized component; NMI Trade Approved (Australia); New Zealand legal-for-trade use |
| Output/Fieldbus | Manufacturer part number | SKU | Price |
|---|---|---|---|
| Modbus/TCP | TLB4MODBUSTCP | 23100 | $650.00 |
| RS485 | TLB4RS485 | 23102 | $350.00 |
| CANopen | TLB4CANOPEN | 23103 | $566.00 |
| DeviceNet | TLB4DEVICENET | 23104 | $566.00 |
| CC-Link | TLB4CCLINK | 23105 | $733.00 |
| ProfiBus | TLB4PROFIBUS | 23106 | $566.00 |
| Profinet I/O | TLB4PROFINETIO | 23107 | $733.00 |
| Ethernet/IP | TLB4ETHEIP | 23108 | $733.00 |
| Ethernet TCP/IP | TLB4ETHETCP | 23112 | $566.00 |
| EtherCAT | TLB4ETHERCAT | 23109 | $733.00 |
| PowerLink | TLB4POWERLINK | 23110 | $733.00 |
| SERCOS III | TLB4SERCOS | 23111 | $733.00 |
| Analog 4-20mA/0-5-10 V | TLB4 | 23101 | $383.00 |
Send the model and application. We will confirm which TLB4 SKU fits.
Email SalesView DatasheetCall +1 (954) 666-0877 × 305| Number of divisions | ±999999 • 0.01 μV/d (with measurement range ±10 mV and sensitivity 2 mV/V) |
|---|---|
| Digital filter | 21 levels • 5÷600 Hz |
| Input power supply | 12÷24 VDC ±10%; 5 W |
| Internal Battery | -- |
| Storage temp range | -30 °C +80 °C |
| Manufacturer | Laumas |
| Number of load cells | up to 16 (350 Ω) - 4/6 wires • 5 VDC/240 mA |
| Linearity - Analog output linearity (only for TLB4) | <0.01% full scale • <0.01% full scale |
| Thermal Drift | Analog output thermal drift (only for TLB4) <0.0005% full scale/°C • <0.003% full scale/°C |
| A/D Converter | 4 channels - 24 bit (16000000 points) - 4.8 kHz |
| Measurement range | ±39 mV |
| Usable load cells sensitivity | ±7 mV/V |
| Conversions per second | 600/s |
| Display range | ±999999 |
| Decimals | 0÷4 • x1 x2 x5 x10 x20 x50 x100 |
| Relay outputs | 3 - max 115 VAC/150 mA |
| Optoisolated digital inputs | 2 - 5÷24 VDC PNP |
| Serial ports | RS485 |
| Baud rate | 2400, 4800, 9600, 19200, 38400, 115200 (bit/s) |
| Optoisolated analog output (only for TLB4) | 16 bit = 65535 divisions. 0÷20 mA; 4÷20 mA (up to 300 Ω) 0÷10 V; 0÷5 V; ±10 V; ±5 V (min 10 kΩ) |
| Humidity | 85% |
| Working temp range | -20 °C +60 °C |
| Short name | TLB4 Weight Transmitter |
| Hero chips | 13 interface versions; RS485; 12÷24 VDC |