TBX

Wireless connection between load cell and indicator

TBX System

TBX System replaces the physical cable connection between the load cell and the weight indicator.

1. Load cell – TBX-T (Transmitter) – TBX-R (Receiver) – weight indicator

Load cell
Weight indicator
Battery

2. Load cell – TBX-T (Transmitter) – mobile app (replacing the weight indicator)

Load cell
Battery
Mobile APP

Types of connections

1. Load cell – TBX-T (Transmitter) – TBX-R (Receiver) – weight indicator

Load cell
Weight indicator

2. Several Load cells – TBX-T (Transmitter) – TBX-R (Receiver) – weight indicator

Load cell 1
Load cell 2
Load cell 3
Weight indicator

3. Several TBX-T (Transmitter) connected to one – TBX-R (Receiver). To one TBX-R (Receiver) you can connected up to 4 (pcs) TBX-T (transmitters)

Load cell 1
Load cell 2
Load cell 3
TBX-T 1
TBX-T 2
TBX-T 3
Weight indicator

Technical specification

CATEGORY PARAMETER
TBX-R (Receiver)
Receiver
Connected to the weight indicator as a load cell
Power supply voltage from the weight indicator 5 - 10 VDC
Power consumption max. 25mA
Constant emulated load cell
2.0 mV/V
Emulated voltage Proportional to the voltage come from the
indicator
D / A converter 16-bit, effective resolution 16-bit
Zero drift of amplifiers <5ppm/K
Resistors in the analog circuit
0.1%, 25ppm/K
Total error after calibration (estimated) max. 90ppm/K (0.009%/K)
Number of transmitter connected to one receiver 1 - 4
Number of channels 1 - 128
Port RS 232 (RX, TX, COM) For signalling the battery status in the
transmitter
Configuration button To set the signal level in case of no connection
with the transmitter
Working temperature From -40˚C to +85˚C
Dimensions 86x47x12 mm (without housing)
TBX-T (Transmitter)
Load cell excitation ~2,8 VDC max 100mA
D / A converter 16-bit, effective resolution 16-bit
Frequency of measurement 4.17x/sek (max. 50x/sek)
Resistors in the analog circuit 0.1%, 25ppm/K
Total error after calibration (estimated) max. 75ppm/K (0.0075%/K)
Power 3.7 ~ 5 VDC (ie. 3 x AA battery, Li-Ion / Li-Po 3.7V)
Power consumption without load cell < 5mA
Power consumption by a 360Ω load cell 9.2 mA
Power consumption in sleep mode < 0.3mA
Type of antenna Integrated
Working temperature (without battery) From -40˚C to +85˚C
Dimensions 86x37x9 mm (without housing)
ADDITIONAL information
Radio Bluetooth 4.0 Low Energy 2.4 GHz
Working distance 20 meters
Connectors Clamp - vibration resistance
Tool for mounting connectors
WAGO 206-861
Compliance with the directives CE, RED, RoHS, MD

Dimensions

Ordering information

PRODUCT ORDER CODE
TBX-T (Transmitter) TBX-T
TBX-R (Receiver) TBX-R

Accessories

PRODUCT ORDER CODE
LED Module TBX-LED
ABS housing MBT 0401100800

ABS HOUSING

TBX-LED

ABS Housing (*on request)

Application example: weighing systems for forklift

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