Appendix A: Real-Time Datalog-To-Pc Transfer Byte 1 0D (Hex); Appendix B: Transferring Logged Data To The Pc - Extech Instruments 451126 User Manual

Appendix A: Real-time Datalog-to-PC transfer
Byte 1 0D (Hex)
Byte 2 bit4: Velocity OL, bit5 Area OL, bit 6:
Temp OL
Byte 3 0: m/s, 1: ft/min, 2: knots, 3: km/hr, 4: MPH Byte 11
Byte 4 bit2: MAX, bit3: MIN, bit4: 0:VEL 1:FLOW,
bit 5: 0: DEG C, 1:DEG F, bit7: RS-232
enabled
Byte 5 bit0: 0:CMM, 1: CFM, bit3: low batt, bit4:
Temp OL,
bit5: AVE, bit6: 2/3Vmax, bit7: Instant
Byte 6 Lower LCD decimal, bit0: x100, bit1: x10,
bit2: x1,
bit3: dp1 (rightmost), bit4: dp2, bit5: dp3
(leftmost)
Byte 7 Upper LCD decimal, bit2: x1, bit3: dp1
(rightmost),
bit4: dp2, bit5: dp3 (leftmost)
Byte 8 Digit 3 (MSD) in upper LCD

Appendix B: Transferring Logged Data to the PC

Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
Byte 9
Byte 10 - 768 Reserved
Byte 769
Byte 770
Byte 771
0D (hex)
Calibration Data 0
Calibration Data 1
Calibration Data 2
Sampling time
Last record no. (low
byte)
Last record no. (high
byte)
Free area (low byte) Byte 779
Free area (high
byte)
Decimal pt. for area
(refer to byte 778)
Digit 0 (LSB) in
lower LCD
Digit 1 in lower LCD Byte 784
Digit 2 in lower LCD Byte 785 -
Byte 9
Byte 10
Byte 12
Byte 13
Byte 14
Byte 15
Byte 772 Digit 3 (MSB) in lower LCD
Byte 773 Digit 0 (LSB) in upper LCD
Byte 774 Digit 1 in upper LCD
Byte 775 Digit 2 in upper LCD
Byte 776 Digit 3 (MSB) in upper LCD
Byte 777 Upper LCD decimal, bit2: x1,
bit3: dp1 (rightmost), bit4:
dp2, bit5: dp3 (leftmost)
Byte 778 Lower LCD decimal, bit0:
x100, bit1: x10, bit2: x1, bit3:
dp1 (rightmost), bit4: dp2,
bit5: dp3 (leftmost)
bit0: 0:CMM, 1: CFM, bit3: low
batt, bit4: Temp OL, bit5:
AVE, bit6: 2/3Vmax, bit7:
Instant
Byte 780 bit2: MAX, bit3: MIN, bit4:
0:VEL 1:FLOW,
bit 5: 0: DEG C, 1:DEG F,
bit7: RS-232 enabled
Byte 781 0: m/s, 1: ft/min, 2: knots, 3:
km/hr, 4: MPH
Byte 782 bit4: Velocity OL, bit5 Area
OL, bit 6: Temp OL
Byte 783 Not used
Not used
Record No. 2 to Record No.
32768 2000
Model 451126 Version 1.6 February 2004
15
Digit 2 in upper LCD
Digit 1 in upper LCD
Digit 0 (LSB) in upper
LCD
Digit 3 (MSB) in lower
LCD
Digit 2 in lower LCD
Digit 1 in lower LCD
Digit 0 (LSB) in lower
LCD