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Hand-held Analyzer 2250 Light – User Manual
128
Hand-held Analyzer Type 2250-L (2250 Light) Platform
Specifications apply to 2250 Light fitted with Micro-
phone Type 4950 and Microphone Preamplifier
ZC-0032:
Microphone
SUPPLIED MICROPHONE
Type 4950: Prepolarized Free-field ½ Microphone
Nominal Open-circuit Sensitivity: 50 mV/Pa (corre-
sponding to 26 dB re 1 V/Pa) ±2 dB
Capacitance: 12.5 pF (at 250 Hz)
MICROPHONE PREAMPLIFIER ZC-0032
Nominal Preamplifier Attenuation: 0.3 dB
Connector: 10-pin LEMO
Extension Cables: Up to 100 m in length between the
microphone preamplifier and 2250 Light, without
degradation of the specifications
MICROPHONE POLARIZATION VOLTAGE
Selectable between 0 V and 200 V (hardware
version 4 only)
SELF-GENERATED NOISE LEVEL
Typical values at 23°C for nominal microphone open-
circuit sensitivity:
Interface
KEYBOARD
Pushbuttons: 11 keys with backlight, optimised for
measurement control and screen navigation
ON-OFF BUTTON
Function: Press 1 s to turn on; press 1 s to enter
standby; press for more than 5 s to switch off
STATUS INDICATORS
LEDs: Red, amber and green
DISPLAY
Type: Transflective back-lit touch screen, 240 320
dot matrix
Black and white scheme
Backlight: Adjustable level and on-time
USER INTERFACE
Measurement Control: Using pushbuttons on
keyboard
Setup and Display of Results: Using stylus on touch
screen or pushbuttons on keyboard
Lock: Keyboard and touch screen can be locked and
unlocked
USB INTERFACE
Hardware Versions 1 to 3: USB 1.1 OTG Mini B
socket
Hardware Version 4: USB 2.0 OTG Micro AB and
USB 2.0 Standard A sockets
MODEM INTERFACE
Connection to Internet through GPRS/EDGE/HSPA
modem connected through:
• The Compact Flash slot (hardware versions 1 – 3)
• The USB Standard A Socket (hardware version 4)
Supports DynDNS for automatic update of IP address
of host name
PRINTER INTERFACE
PCL printers, Mobile Pro Spectrum thermal printer or
Seiko DPU S245/S445 thermal printers can be
connected to USB socket
Inputs/Outputs
COMPACT FLASH SOCKET (Hardware Versions 1
to 3 only)
Connection of CF memory card, CF modem, CF to
serial interface, CF Ethernet interface or CF WLAN
interface
SECURE DIGITAL SOCKET
• 1 × SD socket for hardware versions 1 – 3
• 2 × SD sockets for hardware version 4
Connect SD and SDHC memory cards
LAN INTERFACE SOCKET (Hardware Version 4
only)
• Connector: RJ 45 Auto-MDIX
• Speed: 100 Mbps
• Protocol: TCP/IP
TRIGGER SOCKET
Connector: Triaxial LEMO
Max. Input Voltage: ±20 Vpeak
Input Impedance: >47 kW
Precision: ±0.1 V
HEADPHONE SOCKET
Connector: 3.5 mm Minijack stereo socket
Max. Peak Output Level: ±1.4 V
Output Impedance: 32 in each channel
Weighting Microphone Electrical Total
A 14.0 dB 12.7 dB 16.4 dB
B 12.9 dB 11.9 dB 15.4 dB
C 13.0 dB 13.6 dB 16.3dB
Z
5 Hz–20 kHz
14.4 dB 19.3 dB 20.5 dB
- Technical 1
- Documentation 1
- Hand-held Analyzer 3
- 2250 Light 3
- Safety Considerations 4
- Table of Contents 5
- APPENDIX A 7
- APPENDIX C 7
- Chapter 1 9
- 1.2.2 Beginners 10
- Chapter 2 11
- 2.2 Instrument Components 12
- CHAPTER 2 13
- 2.3 Analyzer Inputs/Outputs 14
- 2.3.2 Hardware Version 4: 15
- 2.4 Hardware Setup 19
- 2.5 Assembling 2250 Light 20
- Chapter 3 23
- 3.3 Making a Measurement 24
- 3.3.2 Switching On 25
- CHAPTER 3 27
- 3.4 Save your Measurement 29
- 3.6 Switching Off 31
- Chapter 4 33
- CHAPTER 4 35
- 4.2.6 Built-in Help 36
- The ‘Star’ navigation concept 38
- 4.4.2 The Display Screen 40
- Typical screen when 41
- Chapter 5 47
- 5.3 Standard Calibration 48
- 5.3.1 Calibration Settings 49
- 5.4 Calibration History 50
- 5.5 Transducer Database 51
- 5.6 Calibration Reminder 52
- CHAPTER 5 53
- ( ) 54
- Chapter 6 57
- 6.1.2 Navigating in Jobs 58
- 6.3 Recalling Measurements 59
- Example of annotations 60
- Chapter 7 61
- Connection overview 62
- 7.2.1 Connect to Your PC 63
- 2250 home page 64
- On-line display and 66
- Chapter 8 67
- 8.1.2 Power Settings 68
- CHAPTER 8 69
- Power Settings overview 69
- 8.1.3 Regional Settings 70
- 8.1.4 Storage Settings 71
- 8.1.5 Headphone Settings 72
- 8.1.6 Printer Settings 72
- 8.2 Modem/DynDNS Settings 73
- 8.2.3 DynDNS 75
- 8.3 Network Settings 76
- 8.4 Notifications 79
- 8.4.2 Text/SMS Notifications 80
- 8.5 Web Server 81
- 8.6.1 Weather Stations 82
- 8.6.2 GPS Receivers 83
- Chapter 9 87
- CHAPTER 9 89
- 9.3 Troubleshooting 90
- 9.3.4 Touch Screen 92
- 9.3.5 Reset Options 93
- 9.4.1 Accredited Calibration 96
- 9.4.2 Initial Calibration 96
- 9.4.3 Regular Recalibration 96
- 9.4.4 Filter Calibration 96
- 9.4.5 Service and Repair 96
- 9.4.7 Rental 97
- 9.4.8 Training 97
- 9.5.1 Handling the Instrument 97
- 9.5.2 Cleaning the Instrument 97
- 9.5.3 Storing the Instrument 98
- Chapter 10 99
- 10.3 Displaying the Results 100
- CHAPTER 10 101
- Displaying the results 101
- – spectrum screen 101
- Spectrum display 102
- Adjusting the X-axis 102
- Scaling the Y-axis on the 102
- Spectrum table 103
- 10.4 Saving Results 104
- Chapter 11 105
- CHAPTER 11 107
- 11.3 Displaying the Results 108
- 11.3.1 The Profile View 109
- Chapter 12 115
- 12.1.3 Playing the Recording 117
- 12.2 With Logging Software 118
- CHAPTER 12 119
- 12.2.4 Playing the Recording 121
- Chapter 13 125
- 13.3 Setting up the Analyzer 127
- 13.4 Measuring 130
- CHAPTER 13 131
- 13.6 Status Codes (Smileys) 132
- Chapter 14 135
- Microphone 136
- Interface 136
- Inputs/Outputs 136
- Environmental 137
- User Interface 137
- Analysis 138
- Measurement Status 139
- Calibration 139
- Signal Monitoring 139
- Aeq,T,mov 141
- Functions with BZ-7133 142
- CHAPTER 14 143
- Ordering Information 144
- Separately 144
- Compliance with Standards 145
- Appendix A 147
- A.2 Frequency Settings 148
- A.3 Statistics 149
- A.4 Measurement Control 150
- A.5 Logged Broadband 151
- A.6 Logged Broadband (100 ms) 153
- A.7 Logged Spectrum 153
- A.8 Markers 154
- A.9 Signal Recording 155
- A.10 Occupational Health 157
- A.11 Tone Assessment 159
- Appendix B 161
- B.1 Total Measurement 162
- APPENDIX B 163
- B.2 Logged Measurement 165
- General Parameters 168
- Table B.2 Statistics 169
- Appendix C 171
- C.2.2 Calibration History 173
- C.3 Calibration Setup 174
- Appendix D 175
- D.2 Power Settings 176
- D.3 Regional Settings 177
- D.4 Storage Settings 178
- D.5 Headphone Settings 178
- APPENDIX D 179
- D.6 Printer Settings 180
- D.7 Modem/DynDNS Settings 181
- D.8 Network Settings 182
- D.9 Notification Settings 184
- D.10 Remote Access Settings 186
- Appendix E 187
- APPENDIX E 189
- Numerics 197
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