System Specifications
Mercury 1500P Outputs
System
ꢃꢁ-pin interface
Grating Period
20µm
PIN
1
2
3
4
5
6
7
FUNCTION
B -
B +
Sin + *
Cos + *
+ 5 V DC
Index Window +
Index Window -
A +
System Resolution 5µm, 2.5µm, 1.00µm, or 0.50µm (linear)
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
*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.
**Or +/- one quadrature count, whichever error value is greater.
Rotary Accuracy* Scale O.D.
12.00mm
Microradians**
Arc-Seconds**
100
63
38
1ꢂ
21
1ꢂ.05mm
13
8
ꢂ
10
31.75mm
57.15mm
107.ꢂ5mm
7.8
3.ꢂ
2.1
A -
Ground
10
*
Analog outputs are for sensor alignment only.
*Based on ideal scale mounting concentricity
**Or +/- one quadrature count, whichever error value is greater.
Output Signals**
Sensor Size
Quadrature TTL
W:
L:
12.70mm
15.24mm
5.5ꢂmm
0.500"
0.600"
0.220"
Pins 8 & ꢂ
Pins 2 & 1
A
B
H:
Operating and Electrical Specifications
1
Resolution
Power Supply
Temperature
Operating:
Storage:
5VDC 5% ꢃ 33mA
Index Window
0 to 70ꢀC
-20 to 70ꢀC
20µm Typical
Humidity:
Shock:
Sensor Weight:
10 - ꢂ0% RH non-condensing
1500G 0.5 ms half sine (Sensor)
2.6g
5VDC
Pins 6 & 7
** Inverse signals not shown for clarity.
1
Note: a voltage regulator on the customer’s printed circuit board, such as Analog
Devices’ ADP 3334 or equivalent, is recommended at the 5V input to the encoder
for maximum reliability.
Alignment Signals
20µm
800mVp-p 25%
on a 1.7V DC off-
set.
Pins 3 & 4
Mechanical Information - Sensor
ꢂ0ꢀ
.126 3.21
.050 1.28
PIN SP ACING
PIN 5
.600 15.24
.344 8.75
.069 1.75
2X 0-80UNC-2B
THRU.
PIN 1
.162 4.11
.220 5.59
.500 12.70
.148 3.76
.330 8.38
.295 7.49
PIN 10
.183 4.65
4X R.047 1.19
PIN 6
.096 2.44
.348 8.85
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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