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NOTE: For compliance with the European
Union's Low Voltage Directive (73/23/EEC),
this unit requires an external power disconnect
device such as a switch or circuit breaker. The
disconnect device must be marked as such,
clearly visible, directly accessible and located
within 1.8 m (6 ft) of the unit.
NOTE: For compliance with the European
Union's Low Voltage Directive (73/23/EEC),
a transparent plastic shroud protects the
electrical connections. The shroud must remain
in place, except while wiring the unit. Reinstall
the shroud after the wiring has been completed.
Installation
TB3: 0/4-20 mA Analog Outputs
Pin No.
Description
7 OUT1-
Output 1 RTN (-)
6 OUT1+
Output 1 SIG (+)
TB3: Frequency/Totalizer Outputs
Pin No.
Description
9 FREQ1-
Output 1 RTN (-)
8 FREQ1+
Output 1 SIG (+)
TB1: CH1 Transducer
Pin No.
Description
4 SIGDN
Downstream SIG (+)
3 RTNDN
Downstream RTN (-)
2 RTNUP
Upstream RTN (-)
1 SIGUP
Upstream SIG (+)
TB2: CH2 Transducer
Pin No.
Description
4 SIGDN
Downstream SIG (+)
3 RTNDN
Downstream RTN (-)
2 RTNUP
Upstream RTN (-)
1 SIGUP
Upstream SIG (+)
TB4: Frequency/Totalizer Outputs
Pin No.
Description
4 FREQ1-
Output 1 RTN (-)
3 FREQ1+
Output 1 SIG (+)
Protective Conductor Terminal
Contrast Adjustment
Backlight Adjustment
E5
E9
Grounding Jumper
September 2004
TB3: RS232/RS485 Serial Port
Pin No.
Color*
Description
5 DTR
White
Data Terminal Ready
4 CTS
Yellow
Clear to Send
3 COM
Green
Ground
2 RX
Black
Receive
1 TX
Red
Transmit
* for standard factory cables 704-659, 660, 661, 662
External Totalizer Reset Switch*
Test Point
Description
E5
Pole 1 of Switch
E9
Pole 2 of Switch
*Switch hardware is user-supplied.
AC Power Input
Description
Pin No.
LINE
Line Power
NEUT
Line Neutral
GND
Earth Ground
DC Power Input
Description
Pin No.
1
Line Positive
2
Line Negative
3
No Connection
TB4: 0/4-20 mA Analog Outputs
Pin No.
Description
2 OUT2-
Output 2 RTN (-)
1 OUT2+
Output 2 SIG (+)
1-16
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