MTS Systems Landmark 370 Series, Operation

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System Introduction
30 Landmark™ Test System Operation
Item Control Description
1 Upper
hydraulic
grip controls Item 1 controls clamping and unclamping the optional upper hydraulic grip. Item
1A adjusts the upper grip clamping rate. Item 1B is the upper grip pressure
gage.
2 Lower
hydraulic
grip controls Item 2 controls clamping and unclamping the optional lower hydraulic grip. Item
2A adjusts the lower grip clamping rate. Item 2B is the lower grip pressure
gage.
3 Grip
pressure
adjust Adjusts the amount of hydraulic pressure to the grips. The adjustment range is
1–21 MPa (100–3000 psi) or 1–69 MPa (100–10,000 psi). The highest
pressure setting depends on the maximum pressure setting. Adjust the control
clockwise to increase the hydraulic pressure. Use the pressure gage and the
grip manual to determine the necessary clamping force.
4 Hydraulic
crosshead
lock/unlock
control Optional control that locks and unlocks the crosshead. The crosshead must not
be moved while it is clamped. Load frames without hydraulic locking require the
operator to loosen and tighten crosshead fasteners to unlock and lock the
crosshead.
Series 370 Load Unit Controls