Engineering Card - Honeywell 5701 Operating Instructions Manual

MAN0443.P65 Issue 13 Aug 04
05701-M-5001 A02279
CHAPTER 2 - SYSTEM DESCRIPTION
6.

ENGINEERING CARD

The Engineering Card (Part Number 05701-A-0361) is used on a
System 57 rack to provide a common interface that enables the user
to perform all the required functions to commission and operate each
fitted control card.
PRINT
BEAD mA
ALARMS
SIGNAL
ZERO
SPAN 1 ST SPAN
INHIBIT
CLOCK
f. Self validation of the operation of its circuit components, software
operation and the backplane communications.
The front panel is fitted with a series of tactile
push-buttons for the operation of various functions,
LEDs to provide rack power and communications
status and a mini DIN socket for the connection of
a serial printer, computer or an engineering key.
The Engineering Key is used to unlock functions
that can alter the operation of a control card.
The Engineering Card is always fitted into the
right-hand slot of the rack and provides:
a. Routeing of the 24V dc input from the DC Input
Card to the backplane of the rack.
b. A backplane serial communications controller
and monitor.
c. A time and date reference.
d. An RS232 external engineering interface.
e. Depending upon the security level, the operation
of the following rack facilities:
Catalytic sensor head current monitoring and
adjustment.
Alarm set point checking, adjustment and
testing.
Sensor signal zero adjustment.
Sensor signal span adjustment and setting of
sensor life monitoring values.
Sensor line monitoring.
Enabling of control card alarm inhibit.
Checking and adjustment of the system clock.
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5701 Control System