342038
I
4
A
B
KURZ INSTRUMENTS, INC.
SHEETSCALE
REV.DWG. NO.DWG. SIZE
AUTHORIZED IN WRITING BY KURZ INSTRUMENTS, INC.
TO OTHERS FOR MANUFACTURING OR FOR ANY OTHER PURPOSE EXCEPT AS SPECIFICALLY
SHALL BE REPRODUCED OR TRANSFERRED TO OTHER DOCUMENTS OR USED OR DISCLOSED
DISCLOSED HEREIN. NEITHER THIS DOCUMENT NOR INFORMATION DISCLOSED HEREIN
KURZ INSTRUMENTS, INC. PROPRIETARY RIGHTS ARE INCLUDED IN THE INFORMATION
NONE
B
321
1234
D
C
B
A
6 OF 6
C
D
8.
7.
SC BOARD TB1
SC BOARD TB6 (OPTIONAL INTERFACE)
SC BOARD USB
SC BOARD J4
9.
9.
SHIELDED CABLE OR CONDUIT SYSTEMS ON ALL WIRES.
AND CUSTOMER END. PIG-TAIL SHIELD CONNECTION OK.
A.
UNSHIELDED CABLE OR CONDUIT SYSTEMS ON ALL WIRES.
4-20mA OUTPUTS REQUIRE A SHIELDED CABLE TERMINATED AT THE SC BOARD AND
SPECIAL REQUIREMENTS: NONE
B.
SENSOR CABLE REQUIRES A SHIELDED CABLE TERMINATED TO CHASSIS AT THE SENSOR
AND ELECTRONICS ENCLOSURES. PIG-TAIL SHIELD CONNECTION OK.
C.
RS-485 REQUIRES A SHIELDED CABLE TERMINATED AT THE SC BOARD AND THE CUSTOMER
END TO THE CHASSIS OR A GROUND TERMINAL. PIG-TAIL SHIELD CONNECTION OK.
D.
FERRITE ON ALL I/0 CLABES LEAVING THE SC ENCLOSURE LOCATED WITH IN THE ENCLOSURE
NEAR THE TERMINAL BLOCKS. THIS DOES NOT INCLUDE THE SENSOR NOR AC POWER CABLE.
PART NUMBER IS STEWARD 28A2024.0A2 AVAILABLE FROM DIGIKEY OR FAIR-RITE 0443164151.
KURZ PART # 600029-
EXAMPLES:
BRAIDED CABLE WITH MULTI-CONDUCTORS
RIGID CONDUIT (PIPE) WITH WIRES PULLED INSIDE
EMT WITH COMPRESSION END TERMINATIONS WITH WIRES PULLED INSIDE
CORRUGATED SOLID FLEX LIKE USED ON GAS APPLIANCES CONNECTIONS WITH WIRES PULLED INSIDE
EXAMPLES:
MULTI-CONDUCTOR CABLE(S) OR DISCREET WIRES
FLEX CONDUIT WITH SPIRAL WRAPPED METAL
CABLE WITH SPIRAL WRAPPED METAL
CABLE WITH SPIRAL WRAPPED WIRES OR ARMOR
SPECIAL REQUIREMENTS: (SEE BELOW)
SC BOARD I/O TERMINAL DESCRIPTION (SEE BELOW):
TERMINAL #
NAME DESCRIPTION
TB1-1
Rps
VELOCITY SENSOR LEAD WIRE SENSE VOLTAGE
TB1-2
Rpl
VELOCITY SENSOR CURRENT RETURN LEAD
TB1-3
Rph
VELOCITY SENSOR HIGH SIDE DRIVE OUTPUT
TB1-4
Rtcl
REFERENCE TEMPERATURE SENSOR LOW SIDE RETURN
TB1-5
Rtch
REFERENCE TEMPERATURE SENSOR LOW SIDE DRIVE
TB1-6
GND
CHASSIS GROUND. USE FOR RS-485 SHIELD
TB1-7
RS485+
RS-485 + LEAD
TB1-8
RS485-
RS-485 - LEAD
TB1-9
GND
CHASSIS GROUND, USED FOR 24V POWER GROUND
TB1-10
+24 VDC
TB1-11
AO1+
TB1-12
AO1-
TB1-13
AO2+
ANALOG OUTPUT 2 + INPUT POWER CONNECTION.
USUALLY 24VDC FROM THE CUSTOMER. ISOLATED OUTPUT, NOT PRESENT ON HART OPTION
TB1-14
AO2-
ANALOG OUTPUT 2 - 4-20mA CURRENT
NE43 COMPLAINT ISOLATED OUTPUT, NOT PRESENT ON HART OPTION
TB6-1
DO2
DIGITAL OUTPUT 2, SSR TERMINAL A. ISOLATED SSR. ALSO USED AS A SWITCHED
+24VDC OUT FOR A SOLENOID DRIVE IN THE PURGE OPTION
TB6-2
DO2
DIGITAL OUTPUT 2, SSR TERMINAL B. ISOLATED SSR. ALSO USED AT A CHASSIS GROUND
FOR A SOLENOID DRIVE IN THE PURGE OPTION
TB6-3
DO1
DIGITAL OUTPUT 1, SSR TERMINAL A. ISOLATED SSR
TB6-4
DO1
DIGITAL OUTPUT 1, SSR TERMINAL B. ISOLATED SSR
TB6-5
GND
CHASSIS GND. COMMON CONNECTION FOR AI1, DI1 OR DI2
TB6-6
AI1
ANALOG INPUT 1. 0 T0 20 mA INPUT, NON-ISOLATED
TB6-7
DI2
DIGITAL INPUT 2, SHORT TO GND TO ACTIVATE THE ZERO/SPAN CALIBRATION SEQUENCE
TB6-8
DI1
DIGITAL INPUT 1, SHORT TO GND TO ACTIVATE THE PURGE TIMER SEQUENCE
USB
TYPE "Mini-B"
J4
LCD
INTERFACE FOR KURZ LCD/KEYBOARD, FIRMWARE 4.1 OR HIGHER
ON STANDARD SENSOR CONTROL PCB SC-TB1 HAS 14 TERMINALS,
ON SENSOR CONTROL PCB WITH HART OPTION SC-TB1 HAS ONLY 12 TERMINALS,
WITH ONE ANALOG OUTPUT.
WITH TWO ANALOG OUTPUTS.
ANALOG OUTPUT 1 + INPUT POWER CONNECTION.
USUALLY 24VDC FROM THE CUSTOMER. ISOLATED OUTPUT, PRESENT ON HART OPTION
ANALOG OUTPUT 1 - 4-20mA CURRENT
NE43 COMPLAINT ISOLATED OUTPUT, PRESENT ON HART OPTION
USB TYPE INTERFACE DRIVER USED IN WINDOWS
"PC KURZ USB DRIVER" # 451035
+24 V POWER INPUT (24 VDC ±10%, 21 W)
MFT B-SERIES (ATEX)
FIELD WIRING DIAGRAM
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