Measurement Computing StrainBook/616 - Manual (Page 129)

StrainBook/616 User’s Manual 939294 Specifications 12-1
Specifications –
StrainBook/616
12
General
Name/Function: Ethernet-Based Strain Gage Measurement System
Number of Channels: 8 built-in, expandable to 64
Input Connector: Standard female DB9 per channel
Input Type: Differential
Input Impedance: 100 M
Ω
Coupling: AC and DC, software selectable
Accuracy:
Offset Drift: 1
µV RTI/°C
CMRR @ DC to 60 Hz: 100 dB at gains > 100
Cross-Talk Rejection: > 90 dB @ less than 1 kHz
Bandwidth:
50 kHz @ gains < 1 to 100
10 kHz @ gains > 100 to 2000
1 kHz @ gains > 2000
Bridge Configuration:
Full-bridge (4 and 6 wire)
Half-bridge
Quarter-bridge (2 and 3 wire)
Bridge Completion: User supplied resistors on removable headers (headers included)
Bridge Resistance: 60 to 1000
Ω
Overall Gain: 1 to 20,000, software selectable in more than 50 steps
Shunt Calibration: software selection of 3 user-supplied resistors
Auto-Balance: Selected per channel
Auto-Calibration: Either by actual measurement or by calculated load
Offset Adjustment:
±3 V RTI @ gains 1 to 10
±300 mV RTI @ gains 10 to 100
±30 mV RTI @ gains 100 to 2000
±3 mV RTI @ gains 2000 to 20000
Excitation Source: Two banks can be independently set to 0.5, 1.0, 2.0, 5.0, 10.0 VDC or “off”
Bank 1 is for Channels 1 through 4; Bank to is for Channels 5 through 8.
Excitation Accuracy: ±5 mV
Excitation Capacity: 85 mA per channel with fold-back current limiting
Filtering: 4-pole Butterworth, software-selectable and factory-set to 10 Hz, 1 kHz, or bypass;
field-changeable
Warm-up: 30 minutes to rated specifications
Environment:
Operating: 0° to 50°C, 0 to 95% RH, non-condensing
Storage Temperature: -20° to 70°C
Power Consumption: 1.22A @ 15V (min)
1.84A @ 15V (max)
Input Power Voltage Range: 10 to 30 VDC
Vibration: MIL STD 810, Category 1 and 10
PC Communication: 10/100BaseT Ethernet
Dimensions: 285 mm W x 220 mm D x 70 mm H (11” x 8.5” x 2.70”)
Weight: 1.32 kg (2.9 lb)
Note: Specifications subject to change without notice.