Bartec APEXmv 07-37A2-2211 730 Series Operating Instructions Manual page 36

Ex p Control unit
APEX mv
6.2.1.4 Terminal row "X12"
6.2.1.5 Terminal row "X7"
Rev. 0
Floating signaling K2 can be classified as pure enable according
to SIL when used.
Terminal Connection
1 K2_1 - NO
2 K2_2 – NO
3 K2_3 – NO
4 K2_4 – NO
5 K2_1´ - NO
6 K2_2´ - NO
7 K2_3´ - NO
8 K2_4´ - NO
ATTENTION
MATERIAL DAMAGE DUE TO INCORRECT PRE-FUSING.
Valve or Ex p control unit may be damaged.
 Use only original spare parts.
Terminal Connection
1 Pre-fuse
2 Pre-fuse
3 Valve +
4 Valve -
5 Valve - PE
6 L1 BU
7 L2 BUWH
8 L3 BNWH
9 L4 BN
01-37A2-7D0005_MV_Manual_Exp-Control-Unit_2021005_0_en.docx
Electrical connections
A floating signal (4x NO) is available on
the Ex p control unit. This signal can
either be used as an enable that is also
safety related.
Or it can be used as a floating signal.
Function
Normally open contact
Normally open contact
Normally open contact
Normally open contact
Normally open contact
Normally open contact
Normally open contact
Normally open contact
The terminal row X7 is used to connect
the purge gas valve and the
accompanying valve fuse. Furthermore,
the terminal points 6 – 9 are intended
for unused wires of the LAN connection
cable.
Function
Connection pre-fuse valve
Connection pre-fuse valve
+ conductor valve
GND valve
PE valve
For unused LAN cable wire
For unused LAN cable wire
For unused LAN cable wire
For unused LAN cable wire
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