General
Specications
<<Contents>> <<Index>>
Models FH4A, FH4V
DC Converter
(Non-isolated Type)
Yokogawa Electric Corporation
2-9-32, Nakacho, Musashino-shi, Tokyo, 180-8750 Japan
Tel.: 81-422-52-7179 Fax.: 81-422-52-6619
GS 77J08H04-01E
GS 77J08H04-01E
©Copyright July 2007 (YK)
1st Edition July 17, 2007 (YK)
n General
The FH4A/FH4V is a compact, front terminal connec-
tion type converter that converts DC current or DC
voltage signals into DC current or DC voltage signals.
nModelandSufxCodes
FH4-*B
Model
Output signal specification
Input Signal
Output signal
Power supply
[FH4A]
A : DC current signal
V : DC voltage signal
24 V DC±10% (DC drive)
4 to 20 mA DC
2 to 10 mA DC
1 to 5 mA DC
0 to 20 mA DC
0 to 16 mA DC
0 to 10 mA DC
0 to 1 mA DC
(Custom order)
Current signal
A :
B :
C :
D :
E :
F :
G :
Z :
[FH4V]
0 to 10 mV DC
0 to 100 mV DC
0 to 1 V DC
0 to 10 V DC
0 to 5 V DC
1 to 5 V DC
-10 to +10 V DC
(Custom order)
Voltage signal
1 :
2 :
3 :
4 :
5 :
6 :
7 :
0 :
4 to 20 mA DC
2 to 10 mA DC
1 to 5 mA DC
0 to 20 mA DC
0 to 16 mA DC
0 to 10 mA DC
0 to 1 mA DC
10 to 50 mA DC
(Custom order)
Current signal
A :
B :
C :
D :
E :
F :
G :
H :
Z :
0 to 10 mV DC
0 to 100 mV DC
0 to 1 V DC
0 to 10 V DC
0 to 5 V DC
1 to 5 V DC
-10 to +10 V DC
(Custom order)
Voltage signal
1 :
2 :
3 :
4 :
5 :
6 :
7 :
0 :
(See “Custom Order Specifications”)
(See “Custom Order Specifications”)
nOrderingInformation
Specify the following when ordering.
•Modelandsufxcodes:e.g.FH4V-66*B
nInput/OutputSpecications
Input signal: DC current or DC voltage signal
Output signal: DC current or DC voltage signal
Input resistance:
DCcurrent
input
Input
resistance
DCvoltage
input
Input
resistance
4 to 20 mA 250Ω 0 to 10 mV 1MΩ durning
power on
100kΩduring
power off
2 to 10 mA 500Ω 0 to 100 mV
1 to 5 mA 1kΩ 0 to 1 V
0 to 20 mA 250Ω 0 to 10 V
0 to 16 mA 250Ω 0 to 5 V
0 to 10 mA 500Ω 1 to 5 V
0 to 1 mA 1kΩ -10 to +10 V
10 to 50 mA 100Ω
Maximum allowable input:
Voltage input: ±30 V DC or less
Currentinput:Anylevelthatsatisesthefollowing
condition,
(Input current)
2
xInputresistance≤0.5W
Allowable load resistance:
DC���current
output
Allowableload
resistance
DCvoltage
output
Allowableload
resistance
4 to 20 mA 750Ωorless 0 to 10 mV 250kΩormore
2 to 10 mA 1500Ωorless 0 to 100 mV 250kΩormore
1 to 5 mA 3000Ωorless 0 to 1 V 2kΩormore
0 to 20 mA 750Ωorless 0 to 10 V 10kΩormore
0 to 16 mA 900Ωorless 0 to 5 V 2kΩormore
0 to 10 mA 1500Ωorless 1 to 5 V 2kΩormore
0 to 1 mA 15kΩorless -10 to +10 V 10kΩormore
Zero adjustment: -5 to +5%
Span adjustment: 95 to 105%
nStandardPerformance
Accuracy rating: ±0.1% of span
Accuracy is not guaranteed for output
level less than 0.5% of the span of a 0 to
X mA output range type.
Response speed: 150 ms, 63% response (10 to 90%)
Insulationresistance:100MΩormoreat500VDC
between (input and output) and power
supply.
Withstandvoltage:500VAC/min.between(inputand
output) and power supply.
nEnvironmentalConditions
Operating temperature range: 0 to 50°C
Operating humidity range: 5 to 90% RH (no conden-
sation)
Power supply voltage: 24 V DC±10% (percentage
ripple 5%p-p or less)
Effectofpowersupplyvoltageuctuations:±0.1%or
lessfortheuctuationwithintheoperating
rangeofpowersupplyvoltagespecica
-
tion.
Effect of ambient temperature change: ±0.2% of span
or less for a temperature change of 10°C.
Current consumption: 24 V DC 102 mA (FH4A),
80 mA (FH4V)
2
All Rights Reserved. Copyright © 2007, Yokogawa Electric Corporation
<<Contents>> <<Index>>
GS 77J08H04-01E
Subject to change without notice.
nMountingandDimensions
Material:ABSresin(Casebody)
Mountingmethod:Rack,WallorDINrailmounting
Connection method: M4 screw terminals
Externaldimensions:72×24×127mm(HxWxD)
Weight:Approx.130g
nStandardAccessories
Tag number label: 1
Mounting block: 2
Mounting screw: M4 screw x 2
nCustomOrderSpecications
Currentsignal Voltagesignal
Input range (DC) 0 to 150 mA -300 to +300 V
Span (DC) 100 µA to 150 mA 10 mV to 600 V
Zero elevation 0 to 73% -80 to +73%
Output range (DC) 0 to 24 mA -10 to +10 V
Span (DC) 1 to 24 mA 10 mV to 20 V
Zero elevation 0 to 200% -100 to +200%
nTerminalAssignments
2
4 5
6 7
3
(+)
(–)
(+)
(–)
(+)
(–)
Input
Input
Output
Output
Supply
Supply
2
3
4
5
6
7
July 17, 2007-00
nBlockDiagram
Low drift input
processing circuit
Output
circuit
Power supply
circuit
+
-
6
7
4
5
2
3
Output
Power supply
Input
+
-
Z
S
+
-
nExternalDimensions
72
37
12724
2-ø5x5.5
90
99
DIN rail mounting
Unit: mm
Rack mounting
Wall mounting