ACU-RITE ENC 250 Reference Manual - Page 12

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ENC 250
™
MULTI-SECTION
Mechanical Specifications
Mechanical Specifications
Resolution
Grating pitch
Scale medium
Accuracy @ 20° C
Max. slew speed
Force required to move
reading head
Operating Environment:
Temperature
Relative Humidity
Storage Environment:
Temperature
Humidity
Weight w/cable
Connecting cable:
Armor
Max. cable length
Measuring length
Reference Mark Interval
Electrical Specifications
Parameter
Output Signals
Incremental signals
Signal levels
Reference Mark signals
Signal level
Power Supply
1 kg + 3.2kg/m [2.2 lbs. + 0.18 lbs/in] of measuring length
I
=(High level output current) = 20mA
OH
V
=(High level output voltage) >2.5Vdc
OH
Channel
A+
Channel A-
Channel
B+
Channel B-
Digital
5µm [0.0002 in.]
100µm [0.00393 in]
Reflective Metal Tape
± 15µm/M [0.00018 in/ft]
1 M/sec [40 in/sec.]
± 3.3 Newtons [0.75 lbs]
0° to 40° C [32° to 104°F]
20% to 95% (non-condensing)
-40° to 60° C [-40° to 140°F]
20% to 95% (non-condensing)
Length = .61m [2 ft]
Connector: DE-9P
22.9m [75 ft.] VRO / 10.7m [35 ft.] DRO
6240mm [246"] - 19,640mm [773"]
100mm [3.937"] Distance encrypted
Digital
0°
360°
1
Channel R+
0
1
Channel R-
0
90°
1
1 Count
(Phased)
0
1
I
0
OL
V
Square-wave voltage signals.
Channels A and B, in 90°
quadrature relationship
Differential - TTL
Square-wave pulse
Differential - TTL
5.1 ± 0.1 VDC @ 140 mA max.
11
1
0
1
0
=(Low level output current) = -20mA
=(Low level output voltage) < 0.5Vdc
OL
Acu-Rite Companies Inc.