Drive programming, Grounding – Rockwell Automation 1204-TFB2 Terminator User Manual

Page 9

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1204 Terminator (Class 1, Division 2)

9

Drive Programming

If the default PWM frequency is greater than the maximum drive
carrier frequency listed on page 3, you must re-program the drive to a
value that is less than or equal to the maximum drive carrier
frequency.

Grounding

Follow the recommended grounding practices provided in your drive
User Manual. The following illustration shows an example of the
system grounding practices.

Important: If you cannot connect the terminator directly to the motor

mounted junction box, an auxiliary junction box can be
used. However, the terminator-to-motor connection length
should be no more than 6 meters (20 feet).
If installed in hazardous location, an auxiliary junction box
rated Class 1, Division 2 must be used.

You can power up the system once proper installation, drive
programming, and grounding is completed.

JOG

ESC

SEL

R (L1)

S (L2)

T (L3)

PE

U (T1)

Shield

RIO/DH+

or Analog

Shield*

Common

Mode
Core*

Common

Mode Core*

Conduit/4-Wire Cable

To Computer/Position Controller

(for TE shield ground, see "

Control and Signal Wiring")

Ground per

Local Codes

Motor Frame

Motor Frame

Motor

Terminator*

PE

V (T2)

W (T3)

PE/Gnd.

* Options that can be

installed as needed.

Nearest

Building Structure Steel

Allen-Bradley

Motor Terminator

DANGER

CAN CAUSE SHOCK,

BURNS, OR DEATH
DISCONNECT AND LOCKOUT

ALL POWER SOURCES

BEFORE SERVICING

SURFACES

MAY BE HOT

ALLOW TO COOL

BEFORE SERVICING

Assembled in Mexico

See Instruction Manual For Mounting Instructions

Bulletin 1204–TFXX Series A
AC Drive HP ZZZZ
Voltage WWWW VAC
Max. Carrier Freq. Y KHz
Type 4X Enclosure
Hazardous Locations
Class I, Division 2
Groups A, B, C, D
Temperature Code T3 (200˚ c)

UL

®

C

US

LISTED

IND. CONT. EQ.

FOR USE IN HAZ. LOC.

8AA4

!

ATTENTION: The National Codes and standards (NEC,
VDE, BSI, etc.) and local codes outline provisions for safely
installing electrical equipment. Installation must comply
with specifications regarding wire types, conductor sizes,
branch circuit protection, and disconnect devices. Failure
to do so may result in personal injury and/or equipment
damage.

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