YOKOGAWA ADMAG AXR - Page 36

<4. WIRING>
4-11
IM 01E30D01-01EN
 WiringExamples(General-purposeUse/ExplosionProofTypeexceptTIIS)
Table4.6.2 CurrentOutput,PulseOutput,StatusOutputandAlarmOutput(General-purposeUse/Explosion
Proof Type except TIIS)
Connection Description
Current Output
In this case,
Communication is
possible
(up to a distance of 2
km when a CEV cable
is used.)
SUPPLY
DO
Distributor, etc.
+
−
R3
+
−
+
−
E1
AXR Terminal
Cable Resistance:R1[Ω] �*9
Cable Resistance:R2[Ω] *9
0.0236 × (R1 + R2 + R3) + 14.7 ≤ E1 [V] ≤ 42�
*10
In the case of R3 = 250 [Ω]
0.0236 × (R1 + R2) + 20.6 ≤ E1 [V] ≤ 42
�*10
R3[Ω]:Load Resistance
Pulse Output
In this case,
No communication is
possible when a four-
wire cable is used.
SUPPLY
DO
+
−
+
−
R
+
−
E2
AXR Terminal
E3:30 V DC max
Cable Resistance:R1[Ω] *9
Cable Resistance:R2[Ω] *9
0.0236×(R1+R2)+14.7
≤E2[V]≤42
�
*10
*7
*6
*1
*1: This supply voltage requires a power source
with a maximum output current of no less than E3/R.
Electric
counter
Pulse Output
In this case,
No communication is
possible when a three-
wire cable is used.
R
E4
0.0236×(R1+R2)+14.7 ≤ E4[V]≤30
*7
*2: This supply voltage requires a power source
with a maximum output current of no less than (E4/R+0.0236).
SUPPLY
DO
+
−
+
−
AXR Terminal
Electric
counter
+
−
*6
*2
Cable Resistance:R2[Ω] *9
Cable Resistance:R1[Ω] *9
Status Output
Alarm Output
In this case,
No communication is
possible when a four-
wire cable is used.
E2
Magnetic
valve
Relay
AC Power Supply
External Power Supply
30 V DC,120 mA max
SUPPLY
DO
+
−
+
−
AXR Terminal
0.0236×﴾R1
+
R2﴿
+
14.7≤E2
[
V
]
≤42
�
*10
Cable Resistance:R1[Ω] *9
Cable Resistance:R2[Ω] *9
Status Output
Alarm Output
In this case,
No communication is
possible when a three-
wire cable is used.
Magnetic
valve
Relay
AC Power Supply
External Power Supply
30 V DC,120 mA max
SUPPLY
DO
+
−
+
−
AXR Terminal
0.0236×﴾R1
+
R2﴿
+
14.7
≤E2
[
V
]
≤42
�
*10
Cable Resistance:R1[Ω] *9
Cable Resistance:R2[Ω] *9
E2