Peter Hirt T851 (1002227) Full bridge Block Gauge with 73.75 mm/Vmm sensitivity and ± 1 mm measuring stroke, Pre travel adjustable. Cable 2 m, cable exit radial.

Block Gauge series T800 are used for the precision measurement of bores and cavities. The mountable body makes this series easy to install into a fixture.

There are numerous accessories available such as a pneumatic cylinder and horizontal / vertical tip holders.

Cable exit: '1' Axial '2' Radial	T801	T802	T851	T852
Total stroke	6.0 mm	6.0 mm	6.0 mm	6.0 mm
Measuring stroke (symmetrical)	±1.0 mm	±1.0 mm	±1.0 mm	±1.0 mm
Pre-travel	Adjustable	Adjustable	Adjustable	Adjustable
Default Setting	-1.2 mm	-1.2 mm	+2.8 mm	+2.8 mm
Bearing	ball bearing no side-play	ball bearing no side-play	ball bearing no side-play	ball bearing no side-play
Lifetime	>10 Mio. Cycles	>10 Mio. Cycles	-	>10 Mio. Cycles
Tip rotation	1° over full stroke	1° over full stroke	1° over full stroke	1° over full stroke
Temperature range	-10 to +65°C, storage and operation	-10 to +65°C, storage and operation	-10 to +65°C, storage and operation	-10 to +65°C, storage and operation
Mounting position	Any	Any	Any	Any
Tip	Mountable	Mountable	Mountable	Mountable
Dimension	70 x 58 x 12 mm	70 x 58 x 12 mm	70 x 58 x 12 mm	70 x 58 x 12 mm
Cable	PUR shielded, length 2m	PUR shielded, length 2m	PUR shielded, length 2m	PUR shielded, length 2m
Plug	5 pin, 270°	5 pin, 270°	5 pin, 270°	5 pin, 270°
Advance	Mountable	Mountable	Mountable	Mountable
Spring rate	1 N ± 15% (at electrical zero), 1.6 N as option	1 N ± 15% (at electrical zero), 1.6 N as option	1 N ± 15% (at electrical zero), 1.6 N as option	1 N ± 15% (at electrical zero), 1.6 N as option
Repeatability	0.01 µm	0.01 µm	0.01 µm	0.01 µm
Linearity error	0.25 % FS ± 1000 mm range (at 20°C ±1°C)	0.25 % FS ± 1000 mm range (at 20°C ±1°C)	0.25 % FS ± 1000 mm range (at 20°C ±1°C)	0.25 % FS ± 1000 mm range (at 20°C ±1°C)
Sensitivity	73.75 ± 0.15 mV/(Vmm) (into R = 2kOhm ±0.1%)	73.75 ± 0.15 mV/(Vmm) (into R = 2kOhm ±0.1%)	73.75 ± 0.15 mV/(Vmm) (into R = 2kOhm ±0.1%)	73.75 ± 0.15 mV/(Vmm) (into R = 2kOhm ±0.1%)
Drive frequency	13 kHz ± 5%	13 kHz ± 5%	13 kHz ± 5%	13 kHz ± 5%
Supply voltage	3.0 V ± 0.5 % RMS	3.0 V ±0.5 % RMS	3.0 V ±0.5 % RMS	3.0 V ± 0.5 % RMS
Coil form	Halfbridge (TESA® compatible)	Halfbridge (TESA® compatible)	Fullbridge (LVDT)	Fullbridge (LVDT)

Documents

**All drawings are shown in “electrical zero” position.