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Triguard SC300E
TAI16AIR
INTRODUCTION
PURPOSE
16-Channel Analogue Input
Termination Card
(TAI16AIR
Issue 5
October 2005
)
The TAI16AIR termination card enables the connection of up to 16 loop-current, field devices to
the channel inputs of a SC300E Analogue Input Module. The fiel
individual
and
This document is intended to provide a general understanding of the function of the termination
card,
ASSOCIATED DOCUMENTATION
Reference No
008-5103
008-5104
cables to screw terminals on the card, which is in turn connected, via multicore cable
DIN41612 connectors, to the backplane of the SC300E chassis.
sufficient to enable basic maintenance operations to be effected in the field.
Title
MAI32*AD 32-Channel Analogue Input Module User Manual
PDD24 Power Distribution Panel User Manual
d devices are connected via
SPECIFICATION
Model
TAI16AIR
Power supply inputs
No. of analogue inputs
Nominal field supply voltage
Has two separate connectors (FS1 and
for redundant dc power supplies. The positive
supplies
diodes. Where auctioneering takes
outside the card, the required power may
supplied via a single connector.
16
24Vdc
008-5155
feed a common bus via auctioneering
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Triguard
Model
TAI16AIR
Maximum field supply voltage
Current rating
Fuse in each positive line to field
Fuse in each negative line to field
Terminating resistor
Chassis cable connector
Field cable connector
Fuse blown indication
Transient suppression
34 way DIN41612
33Vdc
50mA per channel
1A, fast acting, indicating
63mA, fast acting
250 ohm, 0.5W, 0.1% high stability, 3ppm/°C
Screw terminal to suit 2.5mm2wire (16 AWG)
Local: Fuse blown LED (one per card)
Remote: Fuse blown alarm output (PL1) –
be connected to Fuse blown LED on Power
Distribution Panel (PDD24).
A transient suppressor clamps the voltage
across
each input pair as follows (the device
is bi-directional):
14Vdc to 17Vdc @ 1mA (max current for
continuous overload)
27Vdc @ 176A max peak pulse current for 8
to 20Bs
can
Safety ground terminal TS1
Overall size (mm)
Overall size (inches)
Weight
M3 threaded bush provision for a ring terminal.
Allows the common 0V supply bus to be
grounded via a 10k ohm resistor. Prevents the
channels from ‘floating’ when the I/O module
is removed from the chassis.
162L x 125W x 107H
6.4L x 4.9W x 4.2H
0.36kg
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Triguard SC300E
TAI16AIR
16-Channel A/I Termination Card
ENVIRONMENTAL SPECIF
The maximum ambient temperature measured at the hottest point within the Triguard system
shall
not be greater than 60 degrees centigrade.
Temperature operating:
Temperature
Humidity:
EMC/RFI
Vibration/Shock:
Certification:
General Certification: Ref. SC300E TMR Product Guide (ref 008-5209).
storage:
Immunity:
ICAT
IONS
0 to 60°C
-
25°C to +70°C
5% to 95% non-condensing at ambient <40°C
Tested and certified to IEC 1131-Part 2 1994
Tested and certified to IEC 1131-Part 2 1994
TRANSPORT AND HANDLING
The t
ermination card must be transported and stored in its original packing material which
should be retained for this purpose.
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Triguard
TECHNICAL DESCRIPTIO
N
PHYSICAL
The TAI16AIR termination card comprises a PCB assembly mounted in a moulded carrier that
can be snapped on to
chassis
Field connections are made to screw terminals. Figure 2-1 shows the main components on
the card and Figure 2-2 shows the card, with the DIN connector attached, mounted on rail EN
50022 type NS 35/5.
backplane is via a multicore cable terminated at each end by a DIN 41612 connector.
all commercially available styles of DIN mounting rail. Connection to the
Figure 2-1 General view and component layout