Absolute encoders - modular bus covers
Optical sensing, high resolution, hollow shaft
Single and multiturn encoder 18 bit ST / 13 bit MT
CANopen / DeviceNet / Profibus
GBAMH, GBMMH -
multivoPlus
Features
– Encoder single- or multiturn / bus cover
– Optical sensing
– High total resolution max. 31 bit
– Hollow shaft max. ø14 mm
– Modular bus interfaces
– CANopen / DeviceNet / Profibus
– Cost-efficient mounting
– Code continuity check optional by bus
GBAMH with modular bus cover
Technical data - electrical ratings
Voltage supply
Consumption w/o load
Initializing time (typ.)
Interfaces
User address
Steps per turn
Absolute accuracy
Sensing method
Code
Code sequence
Interference immunity
Emitted interference
Programmable
parameters
10...30 VDC
≤100 mA (24 VDC)
250 ms after power on
Profibus-DPV0, CANopen,
DeviceNet
Rotary switch in bus cover
262144 / 18 bit
±0.01°
Optical
Binary
CW/CCW programmable
DIN EN 61000-6-2
DIN EN 61000-6-4
Steps per revolution
Number of revolutions
Preset
Scaling
Rotational direction
Position or parameter error
Multiturn sensing
DUO-LED integrated in bus
cover
UL approval / E63076
Singleturn
Multiturn
8192 / 13 bit
Weight approx.
E-connection
Operating temperature
Relative humidity
Resistance
Reverse polarity protection Yes
Technical data - mechanical design
Housing
Shaft
Protection DIN EN 60529
Operating speed
Rotor moment of inertia
Materials
ø58 mm
ø12 mm hollow shaft
ø14 mm hollow shaft
IP 54
≤6000 rpm (mechanical)
≤6000 rpm (electric)
20 gcm²
Housing: aluminium
Flange: aluminium
Bus cover: aluminium
-25...+85 °C
-40...+85 °C (optional)
95 % non-condensing
DIN EN 60068-2-6
Vibration 10 g, 16-2000 Hz
DIN EN 60068-2-27
Shock 200 g, 6 ms
600 g
Bus cover
Diagnostic functions
Status indicator
Approval
GBAMH
Function
GBMMH
Function
Number of turns
1
www.baumerivo.com
29/10/2008
Subject to modification in technic and design. Errors and omissions excepted.
Absolute encoders - modular bus covers
Optical sensing, high resolution, hollow shaft
Single and multiturn encoder 18 bit ST / 13 bit MT
CANopen / DeviceNet / Profibus
GBAMH, GBMMH -
multivoPlus
Part number
Singleturn
GBAMH.
20
Interface
Profibus-DPV0 / cable gland
CANopen / cable gland
DeviceNet / cable gland
0
1
B
4
5
F
Accessories
Connectors and cables
(page %S)
Z 119.034
Z 119.024
Z 119.041
Z 119.050
Z 119.053
Z 119.070
Z 119.072
Z 119.073
Z 119.076
Z 119.082
Connector for data cable fibre-optic
Torque support and spring washer for
encoders with 9.5 mm pin
Torque support by rubber buffer element for
encoders with 15 mm pin
Spring coupling
Spring coupling height 19.1 mm
Spring coupling height 29.1 mm
Subject to modification in technic and design. Errors and omissions excepted.
29/10/2008
Multiturn
GBMMH.
20
Interface
Profibus-DPV0 / cable gland
CANopen / cable gland
DeviceNet / cable gland
3P32
5P32
8P22
0
1
B
4
5
F
3P32
5P32
8P22
Hollow shaft
Hollow shaft ø12 mm without pin
Hollow shaft ø12 mm with pin 15 mm
Hollow shaft ø12 mm with pin 9.5 mm
Hollow shaft ø14 mm without pin
Hollow shaft ø14 mm with pin 15 mm
Hollow shaft ø14 mm with pin 9.5 mm
Hollow shaft
Hollow shaft ø12 mm without pin
Hollow shaft ø12 mm with pin 15 mm
Hollow shaft ø12 mm with pin 9.5 mm
Hollow shaft ø14 mm without pin
Hollow shaft ø14 mm with pin 15 mm
Hollow shaft ø14 mm with pin 9.5 mm
CD with file descriptions is not included in the delivery.
You may order them on CD as accessory free-of-charge
under part number Z 150.022.
Matching bus covers are listed in the chapter “Accessories”.
Mounting accessories
(page %S)
Spring coupling for encoders with ø58 mm
housing, hole distance 73 mm
Spring coupling for encoders with ø58 mm
housing, hole distance 68 mm
Spring coupling for encoders with ø58 mm
housing
Spring coupling for encoders with ø58 mm
housing, hole distance 63 mm
CD with describing files & manuals
Programming accessories
(page %S)
Z 150.022
2
www.baumerivo.com
Absolute encoders - modular bus covers
Optical sensing, high resolution, hollow shaft
Single and multiturn encoder 18 bit ST / 13 bit MT
CANopen / DeviceNet / Profibus
GBAMH, GBMMH -
multivoPlus
Dimensions
GBAMH, GBMMH CANopen, Profibus
3.5
ø30
6
43
58
15 (9.5)
ø14H7 (ø12H7)
20
ø4fg6
1
M3
x6
58
50
(6x)
7.5
47
40
59
42
15°
GBAMH, GBMMH DeviceNet
3.5
ø30
6
1
M3
x6
(6x)
58
15 (9.5)
ø14H7 (ø12H7)
20
ø4 fg6
58
50
7.5
3
www.baumerivo.com
29/10/2008
15°
Subject to modification in technic and design. Errors and omissions excepted.
59
47
40
42
43
Absolute encoders - modular bus covers
Optical sensing, high resolution, hollow shaft
Single and multiturn encoder 18 bit ST / 13 bit MT
CANopen / DeviceNet / Profibus
GBAMH, GBMMH -
multivoPlus
4
www.baumerivo.com
29/10/2008
Subject to modification in technic and design. Errors and omissions excepted.
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