Geophysical instrument Digital Geophone core body for petroleum exploration

Product Details:

Place of Origin:	China
Brand Name:	GUANGDA
Model Number:	According to the specifications

Payment & Shipping Terms:

Minimum Order Quantity:	2 pieces
Price:	negotiation
Packaging Details:	Carton (the size is determined by the number of purchases)
Delivery Time:	The decision by the purchase quantity, generally for 5 days after receipt of payment
Payment Terms:	FOB
Supply Ability:	10000

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Detailed Product Description

High Light:

Digital Geophone

Application:

petroleum exploration

Specifications:

Parameter/Mode	GD-20Dx-8	GD-20Dx-10	GD-20Dx-14	GD-20Dx-28	GD-20Dx-40
Natural frequency(Hz)	8±5%	10±5%	14±5%	28±5%	40±5%
Damping	0.38±5%	0.3±5%	0.22±5%	0.27±5%	0.37±5%
Damping with shunt resistor	0.7±5%	0.75±5%	0.51±5%	0.552±5%	0.576±5%
Sensitivity(V/m/s)	28±5%	28±5%	28±5%	39±5%	42±5%
Sensitivity with shunt resistor(V/m/s)	20±5%	20.1±5%	20.1±5%	28±5%	30.4±5%
Coil resistance (Ω)	395±5%	395±5%	395±5%	395±5%	575±3.5%
Closed-circuit DC resistance(Ω)	283±5%	283±5%	283±5%	283±5%	415±5%
Shunt resistance(Ω)	1000±1%	1000±1%	1000±1%	1000±1%	1500±1%
Distortion	≤0.2%	≤0.2%	≤0.2%	≤0.2%	≤0.2%
Spurious frequency (Hz)	≥200	≥250	≥300	≥400	≥400
Moving mass (g)	11.0	11.0	11.0	11.0	8.2
Maximum motion (mm)	1.5	1.5	1.5	1.5	1.5
Allows tilt angle(°)	≤20	≤20	≤20	90	90
Diameter(mm)	25.4	25.4	25.4	27	27
Height(mm)	33	33	33	33	33
Quality (g)	87	87	87	100	100
Operating Temperature(℃)	-40～100	-40～100	-40～100	-40～100	-40～100
Warranty period (year)	3	3	3	3	3