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VALLEY FORGE & BOLT MANUFACTURING COMPANY
4410 W. Jefferson St. • Phoenix, AZ 85043 • USA
3.0.0 SPC4™ Model 406A Load Monitoring System Specifications
3.1.0 Electrical Specifications
Input Voltage ................................. 4.5 VDC Nominal – 3 x AA (D6) Sized Batteries
Maximum Permissible Range ........... 2.5 VDC to 5.0 VDC
Low Battery Indication .................... Under ≈ 3.1 VDC (or ≈ 1VDC/Cell)
Power Consumption (±5%) ............. 2 µA (7.2µW) – Standby (OFF)
(At 20 °C / 68 °F) ........................... 20 mA (72mW) – Typical (ON – NO Bluetooth (BT))
Wireless Frequency ........................ 2.4 GHz
Wireless Protocol ............................ Bluetooth Version 2.0 SPP (Serial Port Profile)
Wireless Data Format ..................... Serial, 9600 baud, 8N1
Pairing Code .................................. 4410
Display Type .................................. 3-1/2 Digit Reflective LCD
Viewing Area (W x H) ..................... 45.7 mm x 17.7 mm / 1.80 x 0.70 in.
Optimum Viewing Angle .................. Six o' Clock
Measuring Method .......................... 16-Bit A-to-D Conversion and >87 dB 50/60 Hz Rejection
Precision ........................................ Equal to or better than ±5% (±2% typical)
3.2.0 Environmental Specifications
Operating Conditions:
Temperature ................................................... -10 to 60 °C / 14 to 140 °F
Humidity ......................................................... 80% Maximum (Non-condensing)
Storage Conditions:
Temperature ................................................... -25 to 70 °C / -13 to 158 °F
Humidity ......................................................... 95% Maximum
Ingress Protections Class ................................. IP-54
Note: Any condensing humidity will have negative effects on the readings of the unit.
3.3.0 Physical Characteristics
Dimensions (L x W x H) ................................... 260 x 100 x 33 mm / 10.24 x 3.94 x 1.30 in.
Weight ........................................................... 762 g / 1.68 lbs.
SPC4™ SYSTEM • MODEL 406A • USER'S MANUAL
................ 75 mA (270mW) – BT ON – Not Connected
........ 50 mA (180mW) – BT ON – Connected
............................ (12.7 mm / 0.50 in. Digit Height)
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PHONE: (602) 269 - 5748
WEB: www.vfbolts.com
Rev. 1.0
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