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For assistance in installing, using, or
maintaining the TRANSITION Networks
StackMaster

TX12 100BASE-TX 12-Port

Stackable Hub, contact TRANSITION
Networks Technical Support 

at:

(800) 260-1312

or contact your local distributor.

33010.B

StackMaster   TX12

(SMHB-E-TX-12)

100BASE-TX

12-Port Stackable Hub

STACKMASTER TX12 SPECIFICATIONS

Standards

IEEE 802.3u 100BASE-TX
Class 1 (stacked)
Class 2 (unstacked) 

Physical

Dimensions

17’ x 10’ x .1.8’ 

(

438 mm x 255 mm x 45 mm

)

Shipping Weight

9 lbs

(4.1 kg)

Input Power

Internal universal input; 100–240VAC, 50/60 Hz, 53W

AC Input Cord: 

TN PN

Requirement

Location

3344

120 volts, 60 hertz

USA/Canada/Mexico

3344

100 volts, 50-60 hertz

Japan

3347

230 volts, 50 hertz

Europe

3348

240 volts, 50 hertz

Australia

3349

240 volts, 50 hertz

United Kingdom

MTBF

50,000 hours

Environment

Temperature:

0-50°C (32° to 122° F )

Humidity

10-90%, non condensing 

Altitude

0-10,000 feet

Warranty

Lifetime

StackMaster™ TX12

17

Summary of Contents for SMHB-E-TX-12

Page 1: ...Class 1 stacked Class 2 unstacked Physical Dimensions 17 x 10 x 1 8 438 mm x 255 mm x 45 mm Shipping Weight 9 lbs 4 1 kg Input Power Internal universal input 100 240VAC 50 60 Hz 53W AC Input Cord TN...

Page 2: ...permission from TRANSITION Networks Trademark Notice All registered trademarks and trademarks are the property of their respective owners Der Anschluss dieses Ger tes an ein ffentlickes Telekommunika...

Page 3: ...e limited collision domain in 100BASE X use the shortest cables possible to make a connection between any two devices Where collisions are not a consideration full duplex longer cable may be possible...

Page 4: ...ct tort or strict liability shall not exceed the amount paid to TN for the product directly related to the alleged damage However in no event shall TN have any liability to a customer or any third par...

Page 5: ...ERMITTED BY LAW TN DOES NOT MAKE AND DISCLAIMS ALL OTHER WARRANTIES EXCEPT TITLE EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY WARRANTY OF DESCRIPTION MERCHANTIBILITY FITNESS FOR A PARTICULAR...

Page 6: ...Contact For assistance in fault isolation and in maintaining the StackMaster TX12 100BASE TX 12 Port Stackable Hub contact Technical Support 800 260 1312 or your local distributor StackMaster TX12 Con...

Page 7: ...ed ERROR Flashing yellow Error detected on port OR port partitioned and isolated 2 SITE CONSIDERATIONS The site for the StackMaster TX12 hub must provide AC power outlet for each hub Adequate ventilat...

Page 8: ...ter TX12 Link Integrity cannot be disabled All devices connected to the StackMaster TX12 MUST have link functions enabled To install the StackMaster TX12 Unpack the StackMaster TX12 Hub Install StackM...

Page 9: ...TX12 between the 19 inch rack mounting rails at the installation position 3 Install two screws through right front bracket and two screws through left front bracket using clip nuts if necessary Connec...

Page 10: ...aster TX12 hub as shown above 5 Continue connecting SCSI cables by repeating steps 3 and 4 until the entire StackMaster TX12 stack is cascaded NOTE The open SCSI connectors at the top and bottom of th...

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