4. WIRING

4.4 Wiring Connections

4.4.1Removing Cover

While supporting the front of the cover with your hand, flip the connecting screw protec- tive cover over, and remove the four connecting screws.

F0409.EPS

Figure 4.4.1 Removing the Front Cover

4.4.2Terminal Configuration

When the cover is removed, the connection terminals will be visible. The terminal con- figuration labels are attached in the position shown in Figure 4.4.2.

 

 

 

 

I+

I–

SO1+

SO2+

COM

AL+

AL–

C

SA

A

B

SB

 

 

 

 

 

 

N/–

L/+

EX1

EX2

P+

 

P–

SI1+

SI2+

COM

 

I+

I–

SO1+

SO2+

COM

AL+

AL–

C

SA

 

A

 

B

SB

 

 

 

CURRENT OUT

STATUS OUT

ALARM OUT

 

 

SIGNAL

 

 

 

 

 

 

 

 

N/–

L/+

EX1

EX2

P+

P–

SI1+

SI2+

COM

 

 

 

 

 

POWER SUPPLY

EXCIT ATION

PULSE OUT

 

STATUS IN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F0410.EPS

Figure 4.4.2 Terminal Layout Labels Position

The description of the terminal symbols is shown in Table 4.4.1.

Table 4.4.1 Terminal Symbols

Terminal Symbols

Description

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

SA

Flow signal input

SIGNAL

 

 

A

 

 

 

B

 

 

 

 

SB

 

 

 

 

 

 

 

 

 

 

ALARM OUT

 

 

AL+

Alarm output

 

 

 

 

AL-

 

 

 

 

 

 

 

 

 

STATUS OUT

 

 

SO1+

Status output

 

 

SO2+

(Two output)

 

 

 

COM

 

 

 

 

 

 

CURRENT OUT

 

 

I+

Current output

 

 

 

 

I-

4 to 20mA DC

 

 

 

 

 

 

 

 

 

 

 

Terminal Symbols

Description

 

 

 

 

 

 

 

 

 

 

 

Sl1+

Status input

STATUS IN

 

Sl2+

 

(Two input)

 

 

COM

PULSE OUT

 

P+

Pulse output

 

 

P-

 

 

 

 

 

 

 

 

 

 

 

 

EXCITATION

 

EX1

Excitation current

 

 

EX2

output

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER SUPPLY

 

L /+

Power supply

 

 

N/-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Functional grounding

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Protective grounding

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Outside of the terminal)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T0401.EPS

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APC AXFA11G user manual Wiring Connections, Removing Cover, Terminal Configuration