laborator de arheofizica

 

  • Magnetometru/Gradiometru cu vapori alcalini (Cs 133) in configuratie 4 + 1, cu sistem GPS incorporat - Model G-858/G; software

izvorPrincipiu de operare: Raza cesium auto – oscilatoare  
Vapor (non-radioactive Cs133) cu distributie semisferica automata.
Eroare: +/- 1 nT.
Raza de operare:17,000nT to 100,000 nT.
Toleranta de gradient :> 500 nT / inch; >20,000nT / meter.
Zone de Operare: 45o , +/- 30o / 45C, +/- 35C;
Stocare date : RAM nonvolatil cu capacitate de 8 ore de date magnetometrice sau 3 ore de date gradiometrice si GPS la setari inalte.
Sensitivitate: 90% - limite min/max: 1. 0.05nT at 0.1 sec cycle rate; 2. 0.03nT at 0.2 sec cycle rate; 3. 0.02nT at 0.5 sec cycle rate; 4. 0.01nT at 1.0 sec cycle rate.
Display vizual:A 320x200 graphic LCD,
Iesire Date:  Port Serial RS232 standard cu 3 fire;
Temperatura de operare :-25 C to +50C.
Console  Efect magnetic: mai putin de un 1nT la 4 picoare de senzor
Accesorii: 1. G-858 Gradiometer Kit; 2. Carucior pentru sensibilitatea inalta; 3. GPS Leica; 4. Soft MagMap 2000.



  • Gradiometru cu poarta de flux / Fluxgate Gradiometer System FM256

Separare senzor:  500mm; Raza de actiune: +/- 100 uT,
Raza analog: +/- 5, 10, 20, 40, 80, 320, 640 nT; Raza digital : +/- 20000 nT, +/- 2000 nT , +/- 200 nT; Rezolutie display digital: 10 nT, 1 nT, 0.1 nT; Rezolutie stocare date : 5 nT , 0.5 nT, 0.05 nT ; Timp de raspuns: 20 mS, 40 mS, 120 mS
Rata refresh display : Digital - 3 readings/s.  Analogue - 9 readings/s; capacitate memorie: 256000 readings
Timp de retinere a datelor: > 10 ani la 25 grade C (CR2450 coin cell) ; Integral Sample Trigger 1m mark beep rate: 0.4 - 3.0 S, adjustable in 0.02S increments; Dimensiuni grid (length, width independent): 10, 20, 30, 40, 50, 100m; Intervale de sample si traverse (independent): 0.0625, 0.125, 0.25, 0.5, 1m (plus 2m Traverse Interval). RS232 baud rate  : 600, 1200, 2400, 4800, 9600, 14400, 19200 baud. RS232 output: TXD, GND, CTS, RTS with handshake
Timp mediu de download : 15 minutes for 256000



  • Resistivity System SCINTREX SARIS

izvorPutere iesire : pana la 100W
Intensitate curent iesire: pana la 1.0 A; Precizie curent iesire: +/- 1.25%; Voltaj maxim: pana la 500 V ; Input impendance: 11MQ; Plaja de voltaj intrare (input): pana la 40V
Precizie voltaj intrare: +/- 1% ; Rezolutie intrare: 0.6 μV
Range dinamic: 156dB (echivalent a 27 bit in timp ce se foloseste un convertor de 16 bits) ; Noise rejection: 98dB power line rejection ; Compensare SP: 0 pana la 1 V, automat
Precizie DV/I: 1% ; Timp de ciclu: 5 sau 6 Hz pentru rezistivitate, 1,2,4,8 pentru IP ; Numar de cicli: automatic, 1 la infinit ; Numar de IP-uri: 4; IP chargeability : 0.1 mV/V
Acuratete generala: +/- 1%; Temperatura ambientala: -20° pana la + 55° C ; Enviromental: Protectie IP 64 ; Sursa de curent: 24 volt ; Capacitate de masurare: 10.000 (depinzand de sarcina)
capacitate memorie: 10.000 citiri
Display : 320 pe 240 VGA display grafic monocrom
Interfata: RS-232 si USB optimizata pentru Windows XP.



  • Resistance meter RM15 Systems

izvorVoltaj iesire: 40 / 100 V
Gama curent constant : 10 mA , 1mA ,  0.1 mA
Rezistenta de contact maxima: 10 Kohm, 100 Kohm, 1 Mohm (100V) ; Current variation with contact resistance: < 0.1 %
Receptor; Rezistante: 2ohm   20ohm   200ohm   2000ohm   20,000ohm; Rezolutie stocare date : 0.0005  0.005     0.05         0.5    5 ohm; Sensitivitate sursa de curent : < 0.01% / V
frecvente de operare: 35, 85, 137 Hz
Receiver input impedance  : 100 Mohm 0.25, 0.5, 1 seconds programmable; Timp de raspuns: 0.01, 0.05, 0.16, 1.6, 8, 13 Hz
High Pass Filters: + / - 2 V; Plaja de corectii SP : + / - 2 V fsd each range; Iesire analog. Capacitate memorie: 3600, 15000 or 30000 readings; Timp de retinere a datelor: > 10 years at 25 degress C; RS232 baud rate: 600, 1200, 2400, 4800, 9600 baud
RS232 iesire: + / - 6.5 V min, 3 state o/p if shutdown
RS232 conexiuni: TXD, RCV, GND, CTS, RTS.
Multi-probe array PA5
Multiplexer MPX15



  • Echipament datare C14 – Quantulus 1200-003 QUANTULUS

izvorPentru datarea artefactelor arheologice prin metoda C14

Include:
• 1220-307 Program de editare/achizitionare de date prin protocol WinQ