NTB-500C
Medium Speed Network Terminal Box

Summary
· CAN interface
· Measurement of large strain (300 k ×10-6 strain)
· Strain, voltage, and thermocouple units provided
Features
The NTB-500C is a compact & lightweight data logger, which can synchronous measurement of all channels at a max. 1k Hz.
8 units synchronously for up to 64 channels connecting by one wire for decentralized arrangement is possible.
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NTB-500C
Medium Speed Network Terminal Box

Specifications
Models | NTB-500C, control software DCS-100A (Standard accessory) NTB-500C-0, control software DCS-100A (Optional accessory) |
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Mountable Measuring Units | [Model: NTB-50C] Name: Strain Unit Terminal block type: One-touch type [Model: NTB-51C] Name: Voltage/Thermocouple Unit Terminal block type: Soldering, screwing type |
Measuring Targets and Measuring Units | [Strain Unit NTB-50C] Strain gages, strain-gage transducers Quarter bridge 120 Ω 2-wire system Quarter bridge 120 Ω 3-wire system Half bridge 120 to 1000 Ω Active-active system Full bridge 120 to 1000 Ω [Voltage/Thermocouple Unit NTB-51C] Voltage ±10.0000 V Voltage ±50.000 V Temperature Thermocouples K(CA) Temperature Thermocouples T(CC) *You are not able to combine with the NTB-50A, NTB-50B, NTB-51A. |
Channels | Max. 8/unit Mixed combination of up to 2 measuring units (4 channels/unit) possible |
Synchronous Operation | Max. 8 units, 64 channels The NTB-500C can connect with the NTB-500A. |
Automated Measurement Functions | Able to preset the measuring conditions by using the Measurement Condition Setting Software. Able to output the CAN data after turning ON the power. There is no data synchronization between measuring instruments. |
Sampling Frequencies | 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000 Hz Synchronous sampling of all channels. Sampling frequencies (Hz): 1 k Cable length = 20 m: 8 Cable length = 80 m: 4 Cable length = 100 m: ー Cable length = 400 m: ー Sampling frequencies (Hz): 500 Cable length = 20 m: 16 Cable length = 80 m: 8 Cable length = 100 m: 4 Cable length = 400 m: ー Sampling frequencies (Hz): 200 Cable length = 20 m: 40 Cable length = 80 m: 20 Cable length = 100 m: 8 Cable length = 400 m: 4 Sampling frequencies (Hz): 100 Cable length = 20 m: 64 Cable length = 80 m: 40 Cable length = 100 m: 20 Cable length = 400 m: 8 Sampling frequencies (Hz): 50 Cable length = 20 m: 64 Cable length = 80 m: 64 Cable length = 100 m: 40 Cable length = 400 m: 20 Sampling frequencies (Hz): 20 to 1 Cable length = 20 m: 64 Cable length = 80 m: 64 Cable length = 100 m: 64 Cable length = 400 m: 64 *Make sure the firmware version is 01.05 or later for using the communication cable length 400 m. |
Cable Length | Total extended cable length, max. 400 m |
TEDS | When NTB-50C installed Reads information from TEDS-installed sensors. Channel name writing (If the manufacturer's ID is Kyowa) |
Interfaces | Bosch 2.0B active support (ISO-11898 specifications-compliant high-speed CAN) |
Data Save | Measurement data is saved on a PC. (No internal storage) |
Operating Temperature | -10 to 50 ºC |
Operating Humidity | 20 to 85% (Non-condensing) |
Power Supply | 11 to 16 VDC |
Current Consumption (When using 12 VDC) | [With 2 NTB-50C installed] Stand-by: 200 mA or less Measuring: 230 mA or less [With 2 NTB-51C installed] Stand-by: 250 mA or less Measuring: 300 mA or less |
Dimensions | 175 W × 28.7 H × 106.4 D mm (Excluding protrusions) |
Weight | Approx. 490 g |
Compliance | Directive 2014/30/EU (EMC) Directive 2011/65/EU, (EU)2015/863 (10 restricted substances) (RoHS) |
Standard Accessories | DC power cable P-76 Ground wire P-72 NTB-500A/C dummy panel (NTB500-DUMMY)* * NTB-500A/C dummy panel is mounted on a vacant slot before shipment. Wire connection seal Rubber feet × 4 Driver holder (With a mini screwdriver) × 1 set Simplified software Driver for a USB/CAN converter DVD (Dynamic Data Acquisition Software DCS-100A) ** ** For NTB-500C, standard accessory. For NTB-500C-0, optional accessory. Instruction manual |
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Optional Accessories | NTB-500A/C sync communications cable N-119 (1 m) Note: Please contact us if other than the cable lengths above are required. NTB-500A/C sync Y-cable N-120 (One side 0.1 m) Connection cable N-38 (1 m) AC adapter SA-10A-EDS (100 to 240 VAC) (For U.S.A.: UNI318-1215-EDS) Strain Unit NTB-50C Voltage/Thermocouple Unit NTB-51C Docking board for 2 boxes of NTB-500A/C CN-10A: For connecting 2 boxes of NTB-500A/C Docking board for 4 boxes of NTB-500A/C CN-11A: For connecting 4 boxes of NTB-500A/C NTB-500A/C dummy panel NTB500-DUMMY DIN rail mounting plate DIN rail (35 mm) Terminal resistor CANTERM120 USB/CAN converter LEAFLIGHT HS V2 Data analysis software DAS-200A NTB power supply box NTB-20A |
Dimensions

NTB-50C
Strain Unit

Specifications
Terminal Block | One-touch type |
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Channels | 4 |
Measuring Targets | Strain gages Strain-gage transducers |
Compatible Bridge Resistance | Quarter-bridge 120 Ω (2-wire, 3-wire) Half-bridge, Full-bridge 120 to 1000 Ω |
Gage Factor | 2.00 fixed |
Bridge Excitation | 2 VDC ±1% |
Check Functions | Cable disconnection check |
TEDS | Reads information from TEDS-installed sensors. Channel name writing (If the manufacturer's ID is Kyowa) |
Measuring Range, Resolution, Range Accuracy | Measuring range: 30 k ×10-6 strain Resolution: 0.1 ×10-6 strain Range accuracy: ±0.1%FS Measuring range: 300 k ×10-6 strain Resolution: 1 ×10-6 strain Range accuracy: ±0.1%FS |
Response Frequencies | DC to 100 Hz (Deviation +1 dB, -3 dB) |
Dimensions | 152.2 W × 6.1 H × 45 D mm (Excluding protrusions) |
Weight | Approx. 85 g |
Compliance | Directive 2014/30/EU (EMC) Directive 2011/65/EU, (EU)2015/863 (10 restricted substances) (RoHS) |
NTB-51C
Voltage/Thermocouple Unit

Specifications
Terminal Block | Screw-soldering type |
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Channels | 4 |
Measuring Targets | Voltage Thermocouples (K, T) |
Check Functions | Burnout check |
TEDS | N/A |
At voltage measurement | [Measuring range: 10 V] Resolution: 100 μV Range accuracy: ±0.1%FS Input resistance: Approx. 1 MΩ [Measuring range: 50 V] Resolution: 1 mV Accuracy: ±0.1%FS Input resistance: Approx. 1 MΩ |
At thermocouple measurement | [Type: K] Measuring range: -200.0 to 1230.0°C Accuracy External standard junction: ±(0.5% of reading+1.0)°C Internal standard junction range, temp. (25 ±10)°C: ±(0.5% of reading +2.0)°C (At input terminal temp. balance) Resolution: 0.1°C [Type: T] Measuring range: -200.0 to 400.0 °C Accuracy External standard junction: ±(0.5% of reading+1.0)°C Internal standard junction range, temp. (25 ±10)°C: ±(0.5% of reading +2.0)°C (At input terminal temp. balance) Resolution: 0.1°C Notes: * Accuracy doesn't include the accuracy of the thermocouple. * Switching between internal and external standard junction compensator is possible. * Thermocouple resistance 1 kΩ or less |
Response Frequencies | At voltage measurement: DC to 100 Hz (Deviation +1 dB, -3 dB) At thermocouple measurement: DC to 10 Hz (Deviation +0.5 dB, -1 dB) |
Isolation | Between channels: 50 MΩ or more (500 VDC) |
Dimensions | 152.2 W × 6.1 H × 45 D mm (Excluding protrusions) |
Weight | Approx. 95 g |
Compliance | Directive 2014/30/EU (EMC) Directive 2011/65/EU, (EU)2015/863 (10 restricted substances) (RoHS) |
AC Adapter
SA-10A-EDS
AC Adapter

Object Product Model | TPS-A NTB-500A NTB-100/200 series EDS-400A |
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Remarks | For U.S.A.: Use UNI318-1215-EDS. |
UNI318-1215-EDS
AC Adapter

Object Product Model | NTB-500A NTB-100/200 series EDS-400A ERK-101A MRS-111A TPS-A |
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Remarks | For U.S.A. |
NTB-20A
NTB power supply box

Power Save Function (AUTO Mode) | When the PC power supply is OFF, then the power supply of the NTB-20 connected by a USB cable is off. |
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Power Supply Output Limitation Function | When a power supply exceeding the power supply range for operating the NTB-20A is input, for safety, the power supply output from the serial connector and the OUT connector is turned OFF. |
Specifications
NTB Series Connected Units and Cable Length | [With USB port] NTB series connected units: 1, Cable length: 200 m or less NTB series connected units: 2, Cable length: 100 m or less [When AC adapter or DC power supply used] NTB series connected units: 1, Cable length: 1000 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 2, Cable length: 840 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 3, Cable length: 560 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 4, Cable length: 470 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 5, Cable length: 330 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 6, Cable length: 280 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 7, Cable length: 240 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 8, Cable length: 200 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 9, Cable length: 180 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 10, Cable length: 160 m or less (When SA-10A-EDS or UIA345-12 used) NTB series connected units: 11, Cable length: 150 m or less (When UIA345-12 used) NTB series connected units: 12, Cable length: 130 m or less (When UIA345-12 used) NTB series connected units: 13, Cable length: 120 m or less (When UIA345-12 used) NTB series connected units: 14, Cable length: 120 m or less (When UIA345-12 used) NTB series connected units: 15, Cable length: 110 m or less (When UIA345-12 used) NTB series connected units: 16, Cable length: 100 m or less (When UIA345-12 used) |
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Power Save Functions | Provided In POWER switch "AUTO" mode (*1) (*1) In "AUTO" mode, turning off the PC power supply automatically turns OFF the power supply to the NTB-20A (NTB power supply box). When using "AUTO" mode, ensure that the PC and NTB-20A (NTB power supply box) are connected using a USB cable. |
Operating Temperature | -10 to 50ºC |
Operating Humidity | 20 to 85% (Non-condensing) |
Power Supply Input | USB port: 5 VDC External power supply: 11 to 16 VDC (AC adapter, DC power supply) |
Current Consumption | When using 12 VDC (Using AC adapter) OFF mode: 7.0 mA or less AUTO mode: 7.0 mA ON mode: 30.0 mA or less When using 5 VDC (Using USB port) OFF mode: 5.0 mA or less AUTO mode: 30.0 mA or less ON mode: 30.0 mA or less |
Dimensions | 150 W x 28 H x 55 D mm (Excluding protrusions) |
Weight | Approx. 260 g |
Optional Accessories | Connection cable N-38 (1 m), N-39 (2 m) Communication cable N-102 (1 m) Communication cable H-11681 (3 m) Communication cable H-11682 ( 5 m) Communication cable H-11683 (10 m) |
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Dimensions

LEAF LIGHT HS V2
USB/CAN Converter

Object Product Model | NTB-100/200 series NTB-500C |
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CANTERM 120
Terminal Resistor

Object Product Model | NTB-100/200 series NTB-500C |
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NTB500-DUMMY
Dummy Panel

Object Product Model | NTB-500C |
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Remarks
* NTB-500C(-0) can not be used with NTB-50A/B or NTB-51A.
* NTB-50C and NTB-51C cannot be used with NTB-500A(-0).