1558A APS
1-2
General
ESF Mode:
Pass/Block Facility Data Link
to/from DTE
Diagnostics
Line Loop:
Signal regeneration only (bidirectional)
Payload Loop:
Signal regenerated with new frame
synchronization, CRC6, and data.
Loop Activation
Industry standard formats
and De-activation: (54016, 62411, T1-403)
Jack Access
Network Side:
Bantam jacks Tx, Rx, & Bridging
for Transmit and Receive paths
DTE Side:
Bantam jacks Tx, Rx, & Bridging
for Transmit and Receive paths
Alarms
Contacts:
Normally Opened (NO) and
Normally Closed (NC)
Rating:
0.6A @ 125 VAC
2.0A @ 30 VDC
Power
Unit:
Dual Inputs (Power A and Power B bus)
Range:
-20 to -56 VDC,
≤
150 mA, 10 W,
35 BTUs
Mechanical
Mounting:
Desk, wall, or rack installation (comes
with 19” rack mount hardware)
Dimensions:
17.25" W, 1.75" H, 12" D
Weight:
5 lbs.
Environmental
Operating Temp:
0
°
to 50
°
C (32
°
to 122
°
F)
Storage Temp:
-20
°
to 85
°
C (-4
°
to 185
°
F)
Humidity:
95% maximum (non-condensing)
Compatibility
PUB 54017:
Automatic Protection Switching
Equipment, 1991
TR 62411:
T1 interface and CSU specifications
PUB 54016:
ESF requirements
UL 1549, Part 2:
Electrical
Industry Listings
FCC Registration: FXKUSA-22709-XB-N
UL/CSA File Number: LR 62298
1.3
FCC Requirements
This equipment has been tested and found to comply with
the limits for a Class A digital device, pursuant to Part 15 of
FCC Rules. These limits are designed to provide reasonable
protection against harmful interference when the equipment
is operated in a commercial environment. This equipment
generates, uses, and can radiate radio frequency energy and
if not installed and used in accordance with the instruction
manual, may cause harmful interference to radio communi-
cations. Operation of this equipment in a residential area is
likely to cause harmful interference in which case the user is
required to correct the interference at his own expense.
Shielded cables must be used to ensure compliance with the
Class A FCC limits.
WARNING: Changes or modifications to this
unit not expressly approved by the party responsible for
compliance could void the user’s authority to operate the
equipment.
This device complies with Part 15 of the FCC rules. Opera-
tion is subject to the following two conditions:
1)
This device may not cause harmful interference.
2)
This device must accept any interference received,
including interference that may cause undesired operation.
Notice to Users of 1.544 Mb/s Service: The following
instructions are provided to ensure compliance with FCC
Rules, Part 68:
1)
All direct connections to T1 lines must be made using
standard plugs and jacks.
2)
The following information may be required by the local
telephone company when applying for leased line facilities:
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