CQR-8 SD3/WH SLAVE SHOCK SENSOR FOR CQR-7 ANALYSER UNIT CONNECTI...Slave shock sensor for CQR-7 analyser unit connection (a maximum of 2 units can be connected). 4 connection terminals. Maximum crystal range Ø4 m of diameter. Power supply is not required.SLAVE SHOCK SENSOR FOR CQR-7 ANALYSER...Slave shock sensor for CQR-7 analyser unit connection (a maximum of 2 units can be connected). 4 connection terminals. Maximum crystal range Ø4 m of diameter. Power supply is not required.View price