![SICK ZIRKOR Series Operating Instructions Manual Download Page 31](http://html.mh-extra.com/html/sick/zirkor-series/zirkor-series_operating-instructions-manual_1264209031.webp)
31
8024252/AE00/V1-0/2020-07| SICK
O P E R A T I N G I N S T R U C T I O N S | ZIRKOR200 Ex-D
Subject to change without notice
INSTALLATION
5
Fig. 11: Probe cable
5.10
Electrical installation
Electrical safety
Probe cable
No. Function
Diameter
Colors
Additional
information
1
Measuring cell
2 x 0.75 mm² White-brown / brown
With shielding
2
Thermoelement
2 x 0.75 mm² Green / white
With shielding
3
Thermoelement
2 x 0.75 mm² Green / white
With shielding
4
Probe heater
3 x 1.5 mm²
Black / blue / yellow-green
5
Probe solenoid valve 2 x 0.75 mm² Grey / grey-blue
6
Shielding
7
Not used
1 1 2 2
1 2 3 4
1
2
3
4
5 6
7
WARNING:
Endangerment of electrical safety during installation and maintenance work
when the power supply is not switched off
▸
Before starting work on the device, ensure the power supply can be switched off
using a power isolating switch/circuit breaker.
▸
Make sure the isolating switch is easily accessible, located near the system and
clearly marked (on/off switch).
▸
An additional disconnecting device is mandatory when the power isolating switch
cannot be accessed or only with difficulty after installation of the device connection.
▸
After completion of the work or for test purposes, the power supply may only be
activated again by authorized personnel complying with the safety regulations.
WARNING:
Endangerment of electrical safety through power cable with incorrect rating
Electrical accidents can occur when the power cable specifications have not been
adequately observed.
▸
Always observe the exact specifications in the Operating Instructions (Technical data
Section) when replacing a removable power cable.