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Downhole Measuring System ТМ01–25 products

Downhole Measuring System Triol ТМ01–25

Downhole Measuring System Triol TM01-25 is a unique, premium, highly accurate and reliable solution for systems where there is a need to accurately monitor pressure and temperature at a pump discharge; to collect, process, display and quickly transfer submersible equipment actual parameters, well parameters, at fluid temperature up to 150°C (302°F), fluid temperature at pump discharge up to 250°C (428°F) and equipment suspension zone pressure up to 40 MPa (5800psi).

Investment Savings – Cost savings during commissioning and well operation – Increased production through quality and timely solutions – Increased service life of submersible equipment – Ensuring the safety of personnel at wells site.

  • pump discharge pressure
  • pump intake pressure
  • pump discharge temperature
  • pump intake temperature
  • submersible motor oil temperature or the temperature of the motor stator winding
  • ESM vibration acceleration in the X, Y and Z axis
  • insulation resistance in the circuit “Step-up transformer – submersible cable – ESM”

Key parameters

Ambient temperatureUp to +150 °С (32-302°F) constantly, resolution 0,01°С (0,1°F)
ESM oil temperature / ESM stator windingFrom 0 to +200/250 °С (from +32 to +392/482 °F) ±2°С, (±3,6°F), resolution 0,01°С (0,1°F)
Pump intake pressure0-40 MPa (0-5800 psi) ±0,05 MPa (±6 psi), resolution 0,001 MPa (0,1 psi)
Pump discharge pressure0-40 MPa (0-5800 psi) ±0,05 MPa (±6 psi), resolution 0,001 MPa (0,1 psi)
Pump discharge temperature0-250 °С ±1°С (32-428°F ±1,8°F), resolution 0,01°С (0,1°F)
Axis vibration x, y, z0-30 m/s² (0-3,06 g) ±5 %, resolution 0,1 m/s² (0.001 g)
Insulation resistance “Step-up transformer – ESM power line”0-1000 kΩ (±5 %)
resolution 1 kΩ / 0-10 mA ±5%, (0,001 mA)
Insulation resistance “Step-up transformer – ESM power line”1000-10000 kΩ (±10 %)

resolution 1 kΩ

Operation mode (duration)Extended
Data update time30 s
Controller communication protocolRS-232, RS-485 Modbus RTU
Communication protocol Step-up transformer / Submersible unitClosed
Communication protocol Surface unit / VSDTriol / Transfer



Digital Module TM0116 digital inputs / 8 digital outputs
Analog Module TM018 digital outputs
Adam TM01Adapter RS485/422/232 Ethernet
Triol High-Voltage Choke IP20230х460х142mm, 24 kg, IP20, from -40 to +60°С (from -40 °F to +140 °F)
Triol High-Voltage Choke IP56230х460х142mm, 24 kg, IP20, from -40 to +60°С (from -40 °F to +140 °F)
Triol Test unit TM01454х324х171mm, 11 kg, IP67, from -40 to +55°С (from -40 °F to +131 °F), 4h
Triol Test unit pressure TM01454х324х171mm, 9 kg, IP67, from -20 to +60°С (from -4 °F to +140 °F)
SCP ModemModem type depends on the region of implementation