E2S GNExCP7-PB-D Instruction Manual Download Page 8

ALL DIMENSIONS IN MM

IF IN DOUBT, ASK - 
DO NOT SCALE

2S

warning signals

NTS

GNExCP7 CALL POINT

WIRING / CIRCUIT OPERATION DIAGRAM

D202-06-211

1

4

OF

5

GNExCP7

Addition of BG version ; options clarified

RNP 15-04-2022

R.N.POTTS

R.S.RAIT

05-03-2020

B.ISARD

1

2

3

4

5

6

M/S 1

7

8

KEY:

 

COM - Common

N/C - Normally Closed
(Contacts closed in unoperated state)

N/O - Normally Open 
(Contacts open in unoperated state)

1

2

3

4

5

6

M/S 1

7

8

COM

N/O

WIRE LINK

1A - Circuit as shown in Unoperated condition

Terminals (4/5) & (7/8) open
Terminals (4/5) & (6) closed

R

Y

B

R

Y

B

DIODE

ZENER DIODE

POSITIVE (+) COMMON
(IF DIODES SUPPLIED & CONFIGURED BY E2S)

1

2

3

4

5

6

7

8

EOL

SER

M/S 1

Standard Unit withsuggested Series / EOL 

Devices - Alternative Configuration

R

Y

B

2A - Circuit as shown in Unoperated condition
Terminals (4/5) & (7/8) open
Terminals (4/5) & (6) closed

Standard Unit as supplied by E2S

Without Series / EOL Devices

N/C

COM

N/O

N/C

EOL

SER

1

2

3

4

5

6

M/S 1

7

8

COM

N/O

WIRE LINK

1B - Circuit as shown in Operated condition

Terminals (4/5) & (7/8) closed
Terminals (4/5) & (6) open

R

Y

B

N/C

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

COM

N/O

N/C

COM

+

N/O

-

N/C

-

COM

+

N/O

-

N/C

-

Standard Unit showing possitions 
of optional Series / EOL Devices

1

2

3

4

5

6

M/S 1

7

8

R

Y

B

2B - Circuit as shown in Operated condition
Terminals (4/5) & (7/8) closed
Terminals (4/5) & (6) open

COM

N/O

N/C

EOL

SER

NOTE: These can be fitted either 
by customer or pre-installed by 
E2S at point of order.

When fitting diodes or zener diodes, polarity 

across devices must be observed

(Resistor polarity is unimportant)

SE

RIES

EOL

Wiring option shown with EOL & 
series devices acting in parallel

3A - Circuit as shown in Unoperated condition
Terminals (4/5) & (7/8) open
Terminals (4/5) & (6) closed

DIODE

ZENER DIODE

POSITIVE (+) COMMON
(IF DIODES SUPPLIED & CONFIGURED BY E2S)

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

COM

+

N/O

-

N/C

-

COM

+

N/O

-

N/C

-

When fitting diodes or zener diodes, polarity 

across devices must be observed

(Resistor polarity is unimportant)

SE

R

IE

S

EOL

Wiring option shown with EOL & 
series devices acting in series

4

5

7

8

4

5

7

8

1

2

3

4

5

6

7

8

EOL

SER

M/S 1

R

Y

B

COM

N/O

N/C

3B - Circuit as shown in Operated condition
Terminals (4/5) & (7/8) closed
Terminals (4/5) & (6) open

E2S PART NO.

GNExCP7-BG

GNExCP7-PB
GNExCP7-PM
GNExCP7-PT

DESCRIPTION

GNExCP7 Ex d GRP CALL POINT BREAK GLASS
GNExCP7 Ex d GRP CALL POINT PUSH BUTTON
GNExCP7 Ex d GRP CALL POINT MOMENTARY PUSH BUTTON
GNExCP7 Ex d GRP CALL POINT PUSH BUTTON TOOL RESET

DATA REFERENCE

1.24.150
1.24.180
1.24.170
1.24.160

GNExCP7 [  ] [S] [D]

SWITCH TYPE: [S] - Single Microswitch

TERMINAL TYPE [D] - DIN RAIL 

FOR PERMITTED MIN/MAX

VALUES OF EOL & SERIES

DEVICES, PLEASE REFER TO

INSTRUCTIONS

05-03-2020

05-03-2020

ACN0102

Summary of Contents for GNExCP7-PB-D

Page 1: ...s Electromechanical contactors and motorstarters Ed 2 Issue Date 2014 01 04 The GNExCP7 callpoints are rated as follows Class I Div 2 Group ABCD T6 Ta 55 C to 60 C Class II Div 2 Group FG T4 Ta 55 C t...

Page 2: ...it will only exist for a short time Dust Groupings Group IIIA Combustible Flyings Group IIIB Non conductive Dust Group IIIC Conductive Dust Maximum Surface Temperature for Dust Applications ATEx IECE...

Page 3: ...re between the two castings is secure and the O ring seal is in place When fitting the flameproof cover ensure the cover is sitting flat and correctly positioned on the base Insert the M6 x 50 stainle...

Page 4: ...Ex UKEX certified adapters 10 Cable Connections Electrical Connections are to be made into the terminal blocks using solid or stranded wire See section 6 of this manual for access to the flameproof en...

Page 5: ...y twisted by 90 degrees clockwise to position shown and then pressed in There will be a click sound to indicate positive engagement and the plunger will stay in place Fig 6 PB Version Twist and Push A...

Page 6: ...ximum voltage stated must not be exceeded as the internal resistor modules are rated as compliant with Ex d according to the unit voltage If lower value resistors than seen on table are required it ma...

Page 7: ...idered suitable for use in low demand safety function Random Hardware Failures and Systematic Failures route 2H As an unvoted item i e hardware fault tolerance of 0 at SIL 2 The product was assessed a...

Page 8: ...as shown in Operated condition Terminals 4 5 7 8 closed Terminals 4 5 6 open COM N O N C EOL SER NOTE These can be fitted either by customer or pre installed by E2S at point of order When fitting diod...

Page 9: ...1 2 3 4 5 6 7 8 COM N O N C COM N O N C COM N O N C COM N O N C Standard Unit showing positions of optional Series and EOL Devices 1 2 3 4 5 6 M S 1 M S 2 7 8 N O COM 4A Circuit as shown in Unoperate...

Page 10: ...in Unoperated condition Terminals 1 4 M S 1 and 5 8 M S 2 open Terminals 1 3 M S 1 and 5 7 M S 2 closed N C N O COM N C 1 2 3 4 5 6 M S 1 M S 2 7 8 N O COM EOL 4B Circuit as shown in Operated conditi...

Page 11: ...S 1 M S 2 R B Y R B Y R B Y R B Y 5B Circuit as shown in Operated condition Terminals 1 2 M S 1 and 4 5 M S 2 open Terminals 1 3 M S 1 and 4 6 M S 2 closed R N POTTS Optional Single or Double Microswi...

Page 12: ...uipment II 2G Ex d IIC T6 T5 Gb II 2D Ex tb IIIC T90 C T80 C Db Standards applied EN 60079 0 2018 EN 60079 1 2014 EN 60079 31 2014 IP6X Dust Protection to EN60079 0 EN60079 31 Directive 2014 30 EU Ele...

Page 13: ...d IIC T6 T5 Gb II 2D Ex tb IIIC T90 C T80 C Db Standards applied EN 60079 0 2018 EN 60079 1 2014 EN 60079 31 2014 IP6X Dust Protection to EN60079 0 EN60079 31 Directive 2014 30 EU Electromagnetic Comp...

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