| Technical Data |
| System length |
5 m (16.4 ft.) |
| Standard case |
1/4-28 |
| Comments |
Meets intent of API 670 |
| Electrical |
| Usable range |
2 mm (0.25 to 2.30 mm); 80 mils (10 to 90 mils) |
| Sensitivity |
7.87 mV/μm (200 mV/mil), ±10% |
| Linearity |
±38 μm (1.5 mil) from best straight line |
| Frequency range |
DC to 10 kHz (600 000 CPM), down maximum of 3 dB at 10 kHz |
| Driver signal output impedance |
Minimum calibrated load resistance of 3 kΩ; output is protected against miswiring |
| Driver signal output voltage |
Nominal 7.87 mV/μm (200 mV/mil) corresponding to –18 V DC at 2.3 mm (90 mils) with –24 V DC supply |
| Power supply requirements |
15 mA from –24 to –30 V DC |
| Environmental and mechanical |
| Operating temperature range |
0 to 65 °C (30 to 150 °F) |
| Connections (Power, Signal, GND) |
Five terminal removable and reversible compression terminal block accepting up to 2 mm2 (14 AWG) wire, Three connections necessary per block (–24 V DC, GND, Signal), The CMSS 668P has a permanent fixed connector with the same connection characteristics |
| Mounting |
C-DIN rail mount that bolts onto the driver enclosure or the standard four 4.8 mm (0.19 in. or #10) clearance holes in a square on 63.5 mm (2.5 in.) centers |
| System performance |
| Extended temperatures |
1 m (3.3 ft.) probe and 4 m (13.1 ft.) extension cable operating in a range of –35 to +120 °C (–30 to +250 °F), and driver in the range of 0 to 65 °C (30 to 150 °F) |
| Sensitivity |
±10% of 7.87 mV/μm (200 mV/mil) |
| Linearity |
±25.4 μm (1 mil) of best straight line over 2.3 mm (90 mil) range |
| Minimum target size Flat surface |
16 mm (0.63 in.) |
| Minimum target size Shaft diameter |
24 mm (0.93 in.) |