System Specifications
System
Grating Period
20µm
Signal Period
20µm
System Resolution Fundamental resolution: Linear 20µm; Rotary 2,500 - 16,384 CPR
Interpolated resolution determined by customer electronics:
Linear: 20µm - 0.078µm; rotary: 2,500 to 4.2M CPR
Linear Accuracy* Better than ±1µm available; contact MicroE
Better than ±3µm up to 130mm, ±5µm from 155mm to 1m,
±5µm per meter from 1m to 2m
Rotary Accuracy* Scale O.D.
12.00mm
19.05mm
31.75mm
57.15mm
107.95mm
*Based on ideal scale mounting concentricity
Analog Output
Pins 1,2,3 and 4
20µm
*Maximum peak to peak error over the specified movement when compared to a NIST-traceable laser interferometer standard,
used at room temperature and with MicroE interpolation electronics.
Microradians
±100
±63
±38
±19
±10
Arc-Seconds
±21
±13
±7.8
±3.9
±2.1
1.6 V pp
(Differential)
Across 2k
Ω
resistor
90°
Mercury 1200 Outputs
10-pin interface
PIN
FUNCTION
Sine +
Sine -
Cosine +
Cosine -
+ 5 V DC
Reserved - Do Not Connect
Reserved - Do Not Connect
Index Window -
Index Window +
Ground
Sensor Size
W:
L:
H:
Power Supply
Temperature
Operating:
Storage:
Humidity:
Shock:
Sensor Weight:
12.70mm
15.24mm
5.59mm
0.500"
0.600"
0.220"
1
2
3
4
5
6
7
8
9
10
Operating and Electrical Specifications
5VDC ±5% @ 33mA
0 to 70°C
-20 to 70°C
10 - 90% RH non-condensing
1500G 0.5ms half sine
2.6g ( Sensor without cable )
Maximum Speed
Scale Length/Diameter
Linear
All Lengths
Rotary
0.75”
1.25”
2.25”
4.25”
*Assumes customer electronics have adequate bandwidth
Maximum Speed*
7200mm/s
8640 RPM
5273 RPM
2637 RPM
1318 RPM
Index Window
Pin 9
20µm Typical
5VDC
Mechanical Information - Sensor
.127 3.22
PIN 1
.050 1.28
PIN SPACING
PIN 5
.600 15.24
.069 1.75
2X 0-80UNC-2B
THRU.
.295 7.5
.344 8.75
.500 12.70
.148 3.76
.162 4.11
.220 5.59
.330 8.38
PIN 10
.183 4.65
PIN 6
.096 2.44
.348 8.85
4X R.047 1.19
All Specifications are subject to change. All data is accurate to the best of our knowledge.
MicroE Systems is not responsible for errors.
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MICROESYS [ GSI Group, Inc. ]
