UCAM-550A
Fast Data Logger

Summary
· Synchronous sampling of all channels
· Synchronously sample at 50 Hz for 1000 channels
· 5 types of measuring units available
Features
UCAM-550A is a fast data logger that repeatedly measures a maximum of 1000 channels at an interval of 0.02 s.
Because it is capable of high-speed synchronous measurement, this unit measures a wide range of phenomena, from static to dynamic phenomena.
Block diagrams

Products table
All display
UCAM-550A
Fast Data Logger

Specifications
Models | UCAM-550A: With DCS-100A UCAM-550A-0: Without DCS-100A |
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Channels | Maximum of 50 channels/unit (Possible up to 5 units of the measuring unit) (Each measuring unit measures 10 channels.) Measurement is possible of up to 1000 channels at maximum by adding an optional software DCS-106A. *The public command corresponds up to 20 units (Max. 1000 channels). *DCS-100A corresponds up to 6 units (Max. 300 channels). |
Sampling Method | Synchronous sampling of all channels |
Sampling Frequencies | 1, 2, 10, 20, and 50 Hz Response frequency depends on the measuring unit. USM-51B/52B*, USS-51B, USV-51B, UST-51B: DC to 7.8 Hz Deviation:0.5 to -3.5 dB *For temperature measurement with USM-51B/52B using scanning mode, the updating rate is approx. 1 s. |
Measuring Functions | Original value measurement Measure value measurement |
Interfaces | 10 BASE-T 100BASE-TX [Between PC and UCAM] LAN cable (Straight) Max. 100 m [Between UCAM and UCAM] STP straight cable (See Note.) Max. 100 m Note: "STP" is the initials of Shield Twisted Pair, and an STP cable is a shielded LAN cable. |
Display | LCD (20 digits x 2 lines) Status display LED: POWER (When power ON, lit green) MASTER (When master, lit green, when slave, not lit) TRANSFER (When communications, flashing green) |
Operation Keys | UP Down Left Right |
Data Storage | Measurement data is saved on a PC. (No internal storage) |
Operating Temperature | 0 to 40ºC |
Operating Humidity | 20 to 85% (Non-condensing) |
Power Supply | 100 to 240 VAC Approx. 50 VA (With five USS-51B strain units installed, and 120 Ω load on all channels connected) |
Dimensions | 426 W × 132.5 H ×305 D mm (Excluding protrusions) |
Weight | Approx. 7 kg (With five USS-51B strain units installed) |
Standard Accessories | AC power cable P-18 (With a 2-pin conversion plug CM-52) Ground wire P-72 DVD (DCS-100A, instruction manual) |
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Dedicated Optional Accessories | Strain/Voltage/Thermocouple Unit USM-51B/USM-52B Strain Unit USS-51B Voltage Unit USV-51B Thermocouple Unit UST-51B Connection Cable U-17 to 20 Isolation Transformer UPT-300BR One-touch Terminal Block JT-1A Dummy Panel UD-50A |
Dimensions

USM-51B
Strain/Voltage/Thermocouple Unit

Specifications
Input Terminals | NDIS 4102 (7 pins) connectors, and screw-soldering terminal blocks |
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Channels | 10 |
Measuring Targets | Strain gages, strain-gage transducers, potentiometer-type sensors, voltage, and thermocouples |
Bridge Excitation | 2 VDC |
Power Supply to Sensors | 2 VDC, for potentiometer-type sensors |
Gage Factor | 2.00 fixed |
Frequency Response | DC to 7.8 Hz, deviation: 0.5, -3.5 dB (Except temperature measurement) |
Burnout Check | Performing burnout when checking |
TEDS | Reads information from TEDS-installed sensor. |
Strain, Potentiometers, and Voltage | [Strain] Mode: L Measuring Range:0 to ±19 k×10-6 strain Resolution: 1 ×10-6 strain Accuracy: ±0.08%FS [Strain] Mode: H Measuring Range: 0 to ±300 k×10-6 strain Resolution: 10 ×10-6 strain Accuracy: ±0.08%FS [Potentiometers] Measuring Range: -50% to 50% Resolution: 0.01% Accuracy: ±0.1%FS [Voltage] Measuring Range: -20 to 20 V Resolution: 1 mV Accuracy: ±0.08%FS |
Thermocouples | [Types K] Range:-200.0 to 1200.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 1200.0ºC ±(0.2% of reading +0.6ºC) [Types T] Range: -200.0 to 350.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 350.0ºC ±(0.2% of reading +0.6ºC) [Types E] Range: -200.0 to 800.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 800.0ºC ±(0.2% of reading +0.6ºC) [Types J] Range:-200.0 to 750.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 750.0ºC ±(0.2% of reading +0.6ºC) [Types R] Range: 0.0 to 1600.0ºC Accuracy: 0.0 to below 100.0ºC ±(0.6% of reading +1.2ºC) 100.0 to 1600.0ºC ±(0.5% of reading +1.0ºC) [Types N] Range: -200.0 to 1250.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -200.0 to 1250.0ºC ±(0.2% of reading +0.6ºC) * Accuracy of the Internal Reference-junction Compensator Within ±1.0°C (When temperature balanced at input terminals) (The ambient temperature is 25 ±10°C) Within ±2.0°C (When temperature balanced at input terminals) (The ambient temperature is other than mentioned above.) |
Standard Accessories | Terminal cover UM-51B |
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USM-52B
Strain/Voltage/Thermocouple Unit

Specifications
Input Terminals | NDIS4102 (7 pins) connectors, and one-touch terminal blocks |
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Channels | 10 |
Measuring Targets | Strain gages, strain-gage transducers, potentiometer-type sensors, voltage, and thermocouples |
Bridge Excitation | 2 VDC |
Power Supply to Sensors | 2 VDC, for potentiometer-type sensors |
Gage Factor | 2.00 fixed |
Frequency Response | DC to 7.8 Hz, deviation: 0.5, -3.5 dB (Except temperature measurement) |
Burnout Check | Performing burnout when checking |
TEDS | Reads information from TEDS-installed sensor. |
Strain, Potentiometers, and Voltage | [Strain] Mode: L Measuring Range:0 to ±19 k×10-6 strain Resolution: 1 ×10-6 strain Accuracy: ±0.08%FS [Strain] Mode: H Measuring Range: 0 to ±300 k×10-6 strain Resolution: 10 ×10-6 strain Accuracy: ±0.08%FS [Potentiometers] Measuring Range: -50% to 50% Resolution: 0.01% Accuracy: ±0.1%FS [Voltage] Measuring Range: -20 to 20 V Resolution: 1 mV Accuracy: ±0.08%FS |
Thermocouples | [Types K] Range:-200.0 to 1200.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 1200.0ºC ±(0.2% of reading +0.6ºC) [Types T] Range: -200.0 to 350.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 350.0ºC ±(0.2% of reading +0.6ºC) [Types E] Range: -200.0 to 800.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 800.0ºC ±(0.2% of reading +0.6ºC) [Types J] Range:-200.0 to 750.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -100.0 to 750.0ºC ±(0.2% of reading +0.6ºC) [Types R] Range: 0.0 to 1600.0ºC Accuracy: 0.0 to below 100.0ºC ±(0.6% of reading +1.2ºC) 100.0 to 1600.0ºC ±(0.5% of reading +1.0ºC) [Types N] Range: -200.0 to 1250.0ºC Accuracy: -200.0 to below -100.0ºC ±(0.3% of reading +0.8ºC) -200.0 to 1250.0ºC ±(0.2% of reading +0.6ºC) * Accuracy of the Internal Reference-junction Compensator Within ±1.0°C (When temperature balanced at input terminals) (The ambient temperature is 25 ±10°C) Within ±2.0°C (When temperature balanced at input terminals) (The ambient temperature is other than mentioned above.) |
Standard Accessories | Terminal cover UM-51B |
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USS-51B
Strain Unit

Specifications
Channels | 10 |
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Measuring Targets | Strain gage, strain-gage transducers, potentiometer-type sensors |
Bridge Excitation | 2 VDC constant voltage (Applied constantly) |
Power Supply to Sensors | 2 VDC constant voltage (Applied constantly) |
Gage Factor | 2.00 fixed (Correction is possible at 2.00/Ks with the engineering value conversion function) |
Measuring Range, Resolution, Accuracy (In static (DC) Inputting) | [Strain] Mode: L Measuring Range: 0 to ±19 k ×10-6 strain Resolution: 1 ×10-6 strain Accuracy: ±0.05% FS [Strain] Mode: H Measuring Range: 0 to ±200 k ×10-6 strain Resolution: 10 ×10-6 strain Accuracy: ±0.05% FS [Potentiometers] Measuring Range: 0 to ±50% Resolution: 0.01% Accuracy: ±0.1% FS Note: Measuring range is indicated when the initial measurement and the original value measurement are performed. In the case of a measure value measurement, the value of the initial measurement is subtracted in advance from the original measurement value. |
Optional Accessories | Terminal cover UT-50A |
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UST-51B
Thermocouple Unit

Specifications
Channels | 10 |
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Measuring Targets | Temperature (Thermocouples) |
Measuring Range, Resolution, Accuracy (In static (DC) Inputting) | [Type K] Mode: L Measuring Range: -200.0 to 437.0ºC Accuracy: ±0.8ºC [Type K] Mode: H Measuring Range: -200.0 to 1200.0ºC Accuracy: ±2.8ºC [Type T] Measuring Range: -200.0 to 350.0ºC Accuracy: ±0.7ºC [Type E] Mode: L Measuring Range: -200.0 to 260.0ºC Accuracy: ±0.5ºC [Type E] Mode: H Measuring Range: -200.0 to 800.0ºC Accuracy: ±1.7ºC [Type J] Mode: L Measuring Range: 0 to 330.0ºC Accuracy: ±0.6ºC [Type J] Mode: H Measuring Range: 0 to 750.0ºC Accuracy: ±2.0ºC [Type R] Measuring Range: 0 to 1600.0ºC Accuracy: ±2.2ºC [Type N] Mode: L Measuring Range: -200.0 to below -100.0°C Accuracy: ±(0.4% of reading +1.0ºC) Measuring Range: -100 to 530.0°C Accuracy: ±(0.3% of reading +0.8ºC) [Type N] Mode: H Measuring Range: -200.0 to below -100.0°C Accuracy: ±(0.4% of reading +1.2ºC) Measuring Range: -100 to 1250.0°C Accuracy: ±(0.3% of reading +1.0ºC) *When temperature balanced at input terminals, and the ambient temperature is 25 ±10ºC. Type K, T, E, J, and R: Within ±0.5ºC Type N: Within ±1.0ºC Note: Accuracy does not include internal reference junction accuracy. Switching between internal and external standard connect compensators is possible. Thermocouple resistance 300 Ω or less (K type). |
Standard Accessories | Terminal cover UT-50A |
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USV-51B
Voltage Unit

Specifications
Channels | 10 |
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Measuring Targets | DC voltage, voltage output type sensors |
Measuring Range, Resolution, Accuracy (In static (DC) Inputting) | Measuring Range: 0 to ±20.000 V Resolution: 1 mV Accuracy: ±0.05% FS Signal Source Resistance: 50 Ω or less |
Standard Accessories | Terminal cover UT-50A |
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To Ensure Safe Usage
DCS-100A, standard accessory, can measure up to 300 channels.
Measurement up to 1000 channels requires an optional software DCS-106A.