M&C SP Series, Instruction Manual

Page: 27 / 59

www.mc-techgroup.com SP2000, SP2300, SP2400 | 1.00.03 27

Insert the temperature sensor cable through the right cable gland M20 x 1.5 and connect to the appropriate
terminals.

Screw lid back on.
Note
In case of versions with thermoelement (e.g. with option -H320/C) a compensation wire is to
be provided as sensor line. Corresponding balancing terminals are provided in the connec-
tion box.
Figure 10 Electrical connection of external temperature controller e.g. 70304G
The electrical connection of the temperature regulator
70304G is effected according to the connection plan (figure
11) and as described in the following:

Unscrew and remove the housing lid.

Introduce the mains cable (min. 3 x 1.5 mm
2
, clamping range 6 – 12 mm) through the left cable gland M20 x
1.5 of the regulator and connect it to the respective terminals.

Introduce the cable for the alarm contact (clamping range 6 - 12mm) through the right cable gland M20 x 1.5
and connect it to the repective terminals.
In case the temperature regulator 70304G is attached as separate unit, the probe has additionally to be connected
with the regulator, according to figure 10 and the following description:

Introduce the power cable for the sample gas probe (min. 3 x 1,5 mm
2
, clamping range 6 – 12 mm) through the
second cable gland M20 x 1.5 of the regulator and connect it to the respective terminals.

Introduce the temperature sensor cable (clamping range 6 – 12 mm) through the third cable gland M20 x 1.5
of the regulator and connect it to the respective terminals.

Screw the lid on the housing again.