Product Overview
Table 1 describes the wiring options in detail.
Table 1: Wiring Options
Wiring
Option
Connections Provided
1
Power
Manual
BIT
Fault
Relay
N.C.
Alarm
Relay
N.O.
0
–
20mA
Sink
RS-485 HART
2
Power
Manual
BIT
Fault
Relay
N.C.
Alarm
Relay
N.O.,
N.C.
0
–
20mA
Source RS-485 HART
3
Power
Manual
BIT
Fault
Relay
N.O.
Alarm
Relay
N.O.,
N.C.
0
–
20mA
Source RS-485 HART
4
Power
Manual
BIT
Fault
Relay
N.C.
Alarm
Relay
N.O.
Auxiliary
N.O.
RS-485
-
5
Power
Manual
BIT
Fault
Relay
N.O.
Alarm
Relay
N.O.
Auxiliary
N.O.
RS-485
-
Note:
Wiring option 1 is the default. The mA sink output can be altered to
source type, with a link between Terminals 1 and 8. No other wiring
options can be changed onsite.
For example, product number 40/40R-321SC has the following options:
•
Wiring Option
: 3 (Power, Manual BIT, RS-485, 0
–
20mA [Source] with the
HART protocol, Fault Relay [N.O.], Alarm Relay [N.O., N.C.])
•
Temperature Range
: 2 (85°C)
•
Cable Entry
: 1 (M25)
•
Housing
: S (Stainless steel)
•
Approval
: C (ATEX, IECEx)
Note:
Check your specific part numbers against the information in
on page 34.