1、Telemetry

• Transmission mode：    Half-Duplex or Full-Duplex
• Uplink data rates：    400Kbps～1.0Mbps
• Modulation method:     QPSK/16QAM
• Downlink data rates:   5Kbps～20Kbps, Manchester
• Bit error rate:        ≤1.0E-7
• Error correction：     Reed-Solomom
• Transmission media：   heptacable,≤7600m /30000 feet

2、Natural gamma ray

• Crystal:               NaI, Φ50mm×300mm
• Measurement range:     0～2000API
• Accuracy:              ≤±5%

3、Inclinometer

• Deviation:             ±0.2°
• Azimuth:               ±1.5°
• RB:                    ±1.5°

4、Cable head measurement functions

• CH Tension:            ±50KN(Sensor specific)
• CH Voltages:           0～400VAC
• Rm:                    0.05~20Ω.m
• BH Tempreture:         ≤200℃
• SP:                    -1000mV~+1000mV

5、Downhole toolbus

• Transmission mode:     Half-Duplex or Full-Duplex
• Bus Type：             CAN2.0, RS485, WTS, 1553, etc.
• Data rate:             ≤1.0Mbps
• Bit error rate:        ≤1.0E-10

6、Specifications 

• Maximum O.D.：                    Φ89mm(Φ76mm, Φ58mm)
• Operating voltages:               160V～300VAC@45Hz~75Hz
• Temperature(Max):                175℃
• Pressure(Max):                       140MPa
• Housing material:                  Titanium stainless steel