KROHNE IFC 110 Converter - Manual (Page 77)

Part C Special applications, functional checks, service, and order numbers Sect. 7.7
05/2003 IFC 110 F 77
7.7 Checking the signal converter using a GS 8 A simulator (optional)
GS 8 A operating elements and accessories
D switch,
flow
direction
H socket for plug H1
of cable Z
H1 plug of cable Z
L
power supply ON
P potentiometer ”zero”
Y switch,
measuring ranges
Z cable between GS 8 A
and signal converter
P
D
L
H
* * active operation
Connection of GS 8 A to signal converter
Switch off the power supply before starting work.
1) Remove the cover from the terminal compartment of the signal converter.
2) Disconnect all flow sensor cables from terminals 1, 2, 3, 7, 8, 20 and 30, having first noted
down which cable is connected to which terminal.
3) Connect the GS 8 A to the signal converter as shown above.
4) Slip
plug H1 of cable Z into socket H on the front panel of the GS 8 A.
5) Connect the mA meter to terminals I
S
/I: accuracy class 0.1
Ri = 15-500 W
range 0 / 4 - 20 mA
6) Connect the electronic totalizer to terminals P / P: range 0 - 10 kHz
time basis at least 1 s
For further details on the totalizer and its connection for active or passive modes of
operation please refer to the connection diagrams in Section 2.6.
7) Test as described on the following two pages.
8) When the test is completed, disconnect the GS 8 A and re-connect the flow sensor and
receiver instruments (items 4 to 1 above).
PLEASE NOTE
that an adapter is needed to connect the GS 8 simulator to the signal converter
(adapter Order No. 210764.00)