Nortek Signature Series User Manual

Integrator's Guide64
© 2017 Nortek AS
Field
Size
Format
Resolution/
Unit
Description
set.
Transmit
Energy
16 bits
Unsigned
Velocity
Scaling
8 bits
Signed
Used to scale velocity data.
Power level
8 bits
Signed
dB
Configured power level
Magnetometer
Temperature
16 bits
Signed
Uncalibrated
Magnetometer temperature reading
Real Time
Clock
Temperature
16 bits
Signed
0.01 Degree
Celsius
Real time clock temperature reading
Error
32 bits
See Error Description (version 1)
Status
32 bits
Bit 31-28
Wakeup State
10 = break
11 = RTC alarm
00 = bad power
01 = power
applied
Bit 27-25
Orientation
See Table 1.
Bit 24-22
Auto
orientation
See Table 2.
Bit 21
Active
Configuration
0 = BT Settings
1 = BT1
Settings
Ensemble
counter
32 bits
Unsigned
Counts the number of ensembles in both averaged
data and burst data
Velocity data
NB*
32 bits
Signed
10^(Velocity
Scaling) m/s
This field exists if the Velocity data included bit of
the Config byte is set.
Distance data
NB*
32 bits
Signed
mm
This field exists if the Distance data included bit of
the Config byte is set.
Figure Of Merit
data
NB *
16 bits
Unsigned
This field exists if the FOM data included bit of the
Config byte is set.
Version 1 Bottom Track Data Record Struct Definition (C99 standard)
typedef struct
{
unsigned char version;
unsigned char offsetOfData;
struct {

Nortek Signature Series Specifications

General

Type	Acoustic Doppler Current Profiler (ADCP)
Operating Temperature	-5°C to +45°C
Storage Temperature	-20°C to +60°C
Temperature Sensor	Integrated
Pressure Sensor	Integrated
Compass and Tilt Sensor	Integrated
Data Storage	Internal memory
Communication Interfaces	Ethernet, RS-232
Depth Rating	Up to 6000 meters (depending on model)
Data Output	ASCII, binary
Beam Angle	Varies by model
Velocity Accuracy	±0.5% of measured velocity ±1 mm/s