High-Accuracy Length Gauges
   
 

Mounting Instructions

HEIDENHAIN-METRO
 
Measuring Ranges 12 and 25 mm
Mechanical Data MT 1201
MT 1271
MT 1281
MT 2501
MT 2571
MT 2581
MT 1287 MT 2587
Plunger actuation By cable or measuring object Pneumatic
Plunger position at rest Extended Retracted
Measuring standard DIADUR phase grating on Zerodur; grating period 4 m
System accuracy 0.2 m
Measuring step 0.5 m to 0.05 m
Reference mark Approx. 1.7 mm below upper stop
Measuring range 12 mm  25 mm 12 mm 25 mm 

Gauging force 
     Vertically downward
     Vertically upward
     Horizontal

Version without spring
     Vertically downward

 
0.6 to 0.85 N
0.35 to 0.6 N
0.48 to 0.73 N


0.12 N

0,7 to 1,4 N
0,3 to 1,0 N
0,5 to 1,2 N


0.16 N

0,4 to 3,4 N
dep. on pressure and
operating attitude

0,4 to 2,4 N
dep. on pressure and
operating attitude
Permissable radial force ≤ 0,8 N
Operating attitude Any
Vibration (55 to 2000 Hz)
Shock (11ms)
≤   100 m/s (IEC 60 068-2-6)
≤ 1000 m/s (IEC 60 068-2-27)
Protection IP 50
Operating temperature  10 to 40 C; reference temperature 20 C
Mounting Clamping shank 8h6
Weight (without cable) 100 g 180 g 100 g 180 g

Measuring Ranges 60 and 100 mm
Mechanical Data MT 60M
MT 60K
MT 101M
MT 101K
Measuring standard DIADUR phase grating on silica glass; grating period 10 m
System accuracy 0.5 m 1 m
Measuring step 1 m to 0.1 m
Measuring range 60 mm (2.4 in.) 100 mm (3.94 in.)
Permissable moving force ≤ 0.5 N ≤ 2 N
Plunger actuation MT 60M: Motor
MT 60K: Coupling
MT 101M: Motor
MT 101K: Coupling
Protection (IEC 529) IP 50 IP 50

 

MT 12
Rugged standard version with ball-guided plunger for radial forces up to 0.8 N; Plunger actuation by cable lifter or contact.

Output signals:
MT 1281  1 VPP Signal period 2 m
MT 1201  11 APP Signal period 2 m
MT 1271  TTL Signal period 0.4 m or 0.2 m
 HEIDENHAIN-METRO     HEIDENHAIN-METRO
MT 25
MT 25:
Rugged standard version like MT 12, but for measuring ranges up to 25 mm (1 in.)

Output signals:
MT 2581  1 VPP Signal period 2 m
MT 2501  11 APP Signal period 2 m
MT 2571  TTL Signal period 0.4 m or 0.2 m
HEIDENHAIN-METRO    HEIDENHAIN-METRO
MT 60M and MT 60K
HEIDENHAIN-METRO MT 60M:
Motorized plunger actuation; constant gauging force, variable with three stages

MT 60K
:
Free-moving plunger for connection to moving elements by coupling

Output signals:  11 APP    Signal period 10 m

HEIDENHAIN-METRO
MT 101M and MT 101K
HEIDENHAIN-METRO MT 101M:
Motorized plunger actuation; constant gauging force

MT 101K
:
Free-moving plunger for connection to moving elements by coupling;
for applications with high radial forces up to 2 N

Output signals:  11 APP    Signal period 10 m

HEIDENHAIN-METRO
 

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