Mercury 2+, Руководство пользователя

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2019r0 Page 46 of 82 Mercury 2+ Operator Terminal User Manual
Incoming buffer 384 characters long.
Xon­Xoff control selected in Setup.
Xoff sent to host computer when buffer
is within 10 bytes of being full. Xon
sent when Terminal buffer is within 5
characters of being empty. In multi­
drop or Modbus mode, Xon­Xoff
control is disabled.
8K NVRAM for rapid recall of user
graphics or characters.
Data is the binary value of the 3
readable inputs biased by 20
H
D7 Always a zero.
D6 Always a zero.
D5 Always a one.
D4 Same as Digital Input 1
D3 Always a zero.
D2 Digital input 3­ This bit is a "1"
if a contact is closed.
D1 Digital input 2. This bit is a "1"
if a contact is closed.
D0 Digital input 1. This bit is a "1"
if a contact is closed.
If the Digital Input is wired to a
proximity switch;
“1” = No Metal Present
“0” = Metal Present
"A" (41
H
) Operator key press
"B" (42
H
) Security Swipe Card
"C" (43
H
) Security Proximity Card
"D" (44
H
) Function key
"E" (45
H
) Digital Input
"F" (46
H
) Field Serial Input
Maximum of 15 terminals may be
multi­dropped via IS interface
modules.
Proprietary, based on ANSI­X3.
Buffers
User Memory
Digital Inputs
Inputs identified by ID
Multi­Drop Mode
Multi­Drop Protocol
­20°C to +60°C
­20°C to +70°C
IP66 Standard
EEx ia IIC T4
SIRA 02ATEX2297X
ISO9001:2015
Environmental Conditions
Operating Temperature
Storage
Protection
Certification
Sira Safety Services Ltd.
Quality Assurance