TERRAMETER LS – Imaging System
Measuring Resistivity, IP and SP * High reliability, safety and robustness under harsh field conditions *Easy to use with multi-lingual graphical user interface on sunlight readable colour LCD * On-site capabilities for data QA, system diagnostics and fault tolerance * Superior quality in data acquisition with powerful transmitter and high dynamic range multi-channel receiver.
  1. Features
  2. Specification

Imaging system measuring Resistivity, IP and SP.

High reliability, safety and robustness under harsh field conditions.

Easy to use with multi-lingual graphical user interface on sunlight readable colour LCD.

On-site capabilities for data QA, system diagnostics and fault tolerance. Superior quality in data acquisition with powerful transmitter and high dynamic range multi-channel receiver.

Open communication platform for data exchange, Internet and remote diagnostics (TCP/IP, USB).

 

Receiver

No. of Channels                                          : 4 – 12 input (+ 2 for Tx monitoring)

Isolation                                                        : All channels are Galvanically isolated

Input Voltage Range                                    : + / - 600 V

Input Impedance                                          : 200 MOhm, 20 MOhm and 300 kOhm

Precision                                                      : 0.1 %

Accuracy                                                     : 0.2 %

Resolution                                                    : 3 nV at 1 sec integration

Linearity                                                        : 0.005 %

Range                                                           : Operator selected range of measurement

                                                                                    + /- 5 V, 20 MOhm

                                                                                    + / - 5 V 200 MOhm

                                                                                    + / - 600 V 300 kOhm

Flat Frequency Response                         : better than 1 % up to 300 Hz

 

Measuring

Resistivity                                                    : YES, Full waveform recorded

SP                                                                 : YES, Full waveform recorded

IP                                                                  : YES, Full waveform recorded

Dynamic Averaging                                    : 24 bit A/D conversion

Data Sampling Rate                                    : 30 kHz

Cycle time                                                    : from 0.1sec to 30 sec User selectable

IP Windows                                                   Arbitrary windows flexibility configured to powerline frequencies

 

Transmitter

Output power                                              : 250 W

Current transmission                                  : True Current Transmitter

Output Current Accuracy                           : better than 0.4 %

Maximum Output Current                            : 2500 mA

Maximum Output Voltage                           : + / - 600 V (1200 V peak to peak)

Instant Polarity Changer                             : YES

Accuracy                                                     : 0.4 %

Precision                                                      : 0.1 %

Self Diagnostics                                           : Temperature, Power dissipation Monitoring

Safety                                                            : Emergency Interrupter easily accessible

Tx Monitor

Voltage                                                         : +/- 600 V

Current                                                         : +/- 2500 mA

Full wave from monitored

Accuracy                                                      : 0.2 %

Precision                                                       : 0.1 %

General

Casing                                                           : Rugged Aluminum case meets IEC IP 66

Computer                                                      : Embedded ARM 9, 200 MHz

GPS                                                                : 20 channels SirFstarIII chip

Display                                                           : 8,4” Active TFT LCD, full colour, Daylight visible

I / O ports                                                       : 2 x KPT 32 p for imaging, AUX 2 x USB, RJ45 for LAN

Service point                                                 : Accessible through Internet Multifuncion connector

Memory Capacity                                          : More than 1 500 000 readings

Power                                                            : Internal NiMH 12 V power pack or Optional External 12 VDC battery

Dimensions (W x L x H)                                : 39 x 21 x 32 cm

Weight                                                          : 12 kg

Receiver

No. of Channels                                          : 4 – 12 input (+ 2 for Tx monitoring)

Isolation                                                        : All channels are Galvanically isolated

Input Voltage Range                                    : + / - 600 V

Input Impedance                                          : 200 MOhm, 20 MOhm and 300 kOhm

Precision                                                      : 0.1 %

Accuracy                                                     : 0.2 %

Resolution                                                    : 3 nV at 1 sec integration

Linearity                                                        : 0.005 %

Range                                                           : Operator selected range of measurement

                                                                                    + /- 5 V, 20 MOhm

                                                                                    + / - 5 V 200 MOhm

                                                                                    + / - 600 V 300 kOhm

Flat Frequency Response                         : better than 1 % up to 300 Hz

 

Measuring

Resistivity                                                    : YES, Full waveform recorded

SP                                                                 : YES, Full waveform recorded

IP                                                                  : YES, Full waveform recorded

Dynamic Averaging                                    : 24 bit A/D conversion

Data Sampling Rate                                    : 30 kHz

Cycle time                                                    : from 0.1sec to 30 sec User selectable

IP Windows                                                   Arbitrary windows flexibility configured to powerline frequencies

 

Transmitter

Output power                                              : 250 W

Current transmission                                  : True Current Transmitter

Output Current Accuracy                           : better than 0.4 %

Maximum Output Current                            : 2500 mA

Maximum Output Voltage                           : + / - 600 V (1200 V peak to peak)

Instant Polarity Changer                             : YES

Accuracy                                                     : 0.4 %

Precision                                                      : 0.1 %

Self Diagnostics                                           : Temperature, Power dissipation Monitoring

Safety                                                            : Emergency Interrupter easily accessible

Tx Monitor

Voltage                                                         : +/- 600 V

Current                                                         : +/- 2500 mA

Full wave from monitored

Accuracy                                                      : 0.2 %

Precision                                                       : 0.1 %

General

Casing                                                           : Rugged Aluminum case meets IEC IP 66

Computer                                                      : Embedded ARM 9, 200 MHz

GPS                                                                : 20 channels SirFstarIII chip

Display                                                           : 8,4” Active TFT LCD, full colour, Daylight visible

I / O ports                                                       : 2 x KPT 32 p for imaging, AUX 2 x USB, RJ45 for LAN

Service point                                                 : Accessible through Internet Multifuncion connector

Memory Capacity                                          : More than 1 500 000 readings

Power                                                            : Internal NiMH 12 V power pack or Optional External 12 VDC battery

Dimensions (W x L x H)                                : 39 x 21 x 32 cm

Weight                                                          : 12 kg