GF Signet 9950 User manual

Signet 9950 Single Channel Direct Conductivity/Resistivity Module
Signet 9950 Dual Channel 4 to 20 mA Current Loop Output Module
3-9950.092 Rev. 1 12/18 English
*3-9950.092*
The plug-in modules may be installed either before
or after the base unit is installed in the customer’s
application.
• Always disconnect power from the 9950 Before
adding or Removing any modules.
• Modules can be installed in either slot.
• Refer to 9950 Manual for set up and programming.
Conductivity and Dual Channel 4 to 20 mA
Module Installation
1. Remove power from the 9950. Carefully align pins
and connectors (do not bend connecting pins) and
push module rmly into place.
The 9950 Transmitter o󰀨ers two types of module options. 3-9950.394-1 is a Single Channel Direct Conductivity/
Resistivity Module, and a 3-9950.398-2 Dual Channel 4 to 20 mA Current Loop Output Module.
English
Conductivity and Dual Channel 4 to 20 mA
Module Removal
1. Ensure power is disconnected from the 9950.
2. Unplug connectors and squeeze the two retaining
tabs while pulling module out of 9950.
Avoid Electrostatic Discharge (ESD):
●Minimize handling of module to reduce the
possibility of damage due to ESD.
●Handle module by the edges. Never touch
any exposed circuitry or contacts.
●Wear an anti-static wristband or stand
on an anti-static mat, or keep one hand
touching a properly grounded pipe or other
properly grounded piece of metal when
handling module.
CAUTION:
Exercise care when installing or removing module.
Do not bend connecting pins.
Instruction Sheet
MODULE 1
MODULE 2
Rounded
Corners
Dual Channel
4 to 20 mA Module
Shown with Single Channel
Conductivity Module installed in Module Slot 2
Important!
Ensure the rounded
corner of the module is
alligned with the rounded
corner of the module slot
before installing
9950
Description

Georg Fischer Signet LLC, 3401 Aero Jet Avenue, El Monte, CA 91731-2882 U.S.A. • Tel. [phone] • Fax [phone]
For Worldwide Sales and Service, visit our website: www.gfsignet.com • Or call (in the U.S.): [phone]
For the most up-to-date information, please refer to our website at www.gfsignet.com
3-9950.092 Rev. 1 12/18 English © Georg Fischer Signet LLC 2018
Conductivity Module Wiring
Loop Wiring
Single Channel
Conductivity Module
Dual Channel 4 to 20 mA
Module
3-9950.398-2
Dual Channel 4-20mA
Loop A +
Loop A -
Loop B +
Loop B -
3-9950.394-1
Single Channel Cond.
SHIELD (silver)
TEMP (white)
ISO GND (black)
SIGNAL (red)
Shield
Black
White
Red
Power
Supply
–+
PLC or
Recorder
–+
PLC or
Recorder
–+
Loop B+
Loop A–
Loop B–
Loop A+
ISO GND
TEMP
SIGNAL
SHLD
Single Channel
Conductivity Module
Dual Channel 4 to 20 mA
Module
3-9950.398-2
Dual Channel 4-20mA
Loop A +
Loop A -
Loop B +
Loop B -
3-9950.394-1
Single Channel Cond.
SHIELD (silver)
TEMP (white)
ISO GND (black)
SIGNAL (red)
ISO GND
TEMP
SIGNAL
SHLD
9950
Shield
Red
White
Black ISO GND
TEMP
SIGNAL
SHLD
Power
Supply
–+
PLC or
Recorder
–+
PLC or
Recorder
–+
Loop B+
Loop A–
Loop B–
Loop A+
3-9950.394-1
Direct Conductivity Resistivity Module
Compatible with all GF Signet Conductivity Electrodes.
Maximum Conductivity cable length is 30 meters
(100 feet).
For longer distances use the 3-2850 Conductivity
Sensor Electronics. Up to two modules can be installed
in a 9950 Transmitter.
3-9950.398-2
Dual Channel 4 to 20 mA Module
Two additional 4 to 20 mA passive current loop outputs
in a single module, allows up to six current loop modules
in the 9950 Transmitter.
Mfr. Part No. Code Description
3-9950.394-1 159 001 846 Single Channel Direct Conductivity/Resistivity Module
3-9950.398-2 159 001 848 Dual Channel 4 to 20 mA Current Loop Output Module
Ordering Information