MTS Triaxial Cell Models 656-06 - Manual (Page 48)

2. If you have not yet done so, switch on power at your test controller.
3. Select Force Control as active control mode.
Select the operating range you will run your test in. Set the interlocks as required.
4.
Warning :
A dc error that’s not zero can make the actuator move violently when you turn hydraulic
pressure on.
You can be hurt and your Triaxial Cell damaged.
Always zero the force control channel's dc error (command = feedback) before turning on
your load unit's hydraulic pressure.
Zero the force control channel's DC error.
5. Slowly raise the actuator so the upper end cap contacts the force transducer.
Stop when the force equals 1% of your operating range.
48 | Triaxial Cell Product Information
Operation