PX series
digital temperature
controller
MICRO-CONTROLLER X (48 × 48 mm)
DATA SHEET
PXG4 is a compact size temperature controller of front panel
size 48 × 48 mm. To cope with any of versatile uses as a
temperature controller, it has many input/output points and
sophisticated control functions.
FEATURES
1. Wide variety and number of input / output
1. Digital input: Up to 2 points (Up to 3 points for motorized valve control)
2. Digital output: Up to 3 points
3. Control output: 4 types
Relay contact, SSR drive, voltage linear, current linear
4. Universal inputs: Thermocouple, resistance bulb, current, voltage, mV linear
5. Remote SV input function
6. Analog re-transmission output function (for current or
voltage)
7. Motorized valve control output
2. User interface of easy-to-see indication and easy-to-use
operation method
1. Easy-to-see, large display section
2. Parameters grouped by functions
3. User key to which you can assign a function
4. Password function provided for avoiding wrong operation and protecting settings
5. Front water-proof structure (IP66 in corformity)
3. Advanced control functions to meet various applications
1. Sampling cycle 200 ms
2. Input indication accuracy ± 0.3%FS
3. Manual control function
4. Control method selectable out of 8 different types:
ON/OFF control, PID control, fuzzy PID control, selftuning control, PID2 control, motorized valve control
(without PFB input)
5. Heating/cooling control selectable
6. Auto tuning function
4. A variety of functions extending the possibility of temperature controller
1. Guarantee soak function provided, 16 step ramp/soak
function
2. 8 PID setting pallets, 8 SV pallets capable of frequent
change of control
3. Soft start function that limits MV output when starting up
4. Ramp SV function enables graduate change of SV
5. Loop burnout alarm, heater burnout alarm and various
event outputs are available in digital output (option)
6. Control standby function
7. Loader interface (RS-232C) standard provided
8. RS485 communication (option)
PXG4
SPECIFICATIONS
1. General Specifications
(1) Power supply :
100 V ( - 15%) to 240 V (+ 10%) AC,
50/60 Hz
24 V (± 10%) DC. 24 V (± 10%) AC,
50/60 Hz.
(2) Power consumption:
12 VA MAX.
(3) Insulation resistance:
20 MΩ MIN. (at 500 V DC)
(4) Withstand voltage:
Power source ⇔ all terminals
1500 V AC for 1 min
Relay contact output ⇔ all terminals
1500 V AC for 1 min
Between others 500 V AC for 1 min
(5) Approvals and certification:
UL(UL873), C-UL(CSA C22.2 No.24-93 or
equivalent), CE mark(LVD : EN61010-1,
EMC : EN61326-1)
2. Input section
2.1 Process value input
(1) Number of inputs :
1 point
(2) Input setting: Programmable scale
(3) Input signal: See Table 1 (thermocouple, resistance
bulb, mV, voltage, current (With external
250Ω resistance) universal input)
(4) Standard measurement range and input type:
See Table 1
EDS11-158c
Date
Apr.
1, 2011
PXG4
(5) Indication accuracy (at Ta = 23˚C) :
• Thermocouple input: ± 0.3%FS ± 1 digit
± 1˚C or ± 2˚C, whichever greater
*except:
Thermocouple B, 0 to 400˚C
± 5%FS ± 1 digit ± 1˚C
Thermocouple R, 0 to 500˚C
±1%FS ± 1 digit ± 1˚C
Thermocouple T, -200 to 0˚C
±0.5%FS± 1 digit ± 1˚C
• Resistance bulb input: ± 0.3%FS ± 1
digit or ± 0.5˚C, whichever greater
• mV input, voltage input, current input:
± 0.3%FS ± 1 digit
(6) Indication accuracy by change of temperature:
± 0.3%FS/10˚C
(7) Indication resolution:
See Table 1
(8) Input sampling cycle:
200 ms
(9) Input impedance:
• Thermocouple, mV input: 1 MΩ MIN.
• Current input: 250 Ω
• Voltage input: About 1 MΩ
(10) Variation by signal source resistance:
• Thermocouple, mV input: ± 0.3%FS ±
1 digit per 100 Ω
• Voltage input: ± 0.3%FS ± 1 digit per
500 Ω
(11) Allowable wiring resistance:
• Resistance bulb: 10 Ω MAX. (per wire)
(12) Allowable input voltage:
• DC voltage input: Between +35 and
- 10 V
• Current input: Within ± 25 mA
• Thermocouple, resistance bulb, mV in-
put: Within ± 5 V
(13) Noise rejection ratio:
• Normal mode: 40 dB (50/60 Hz)
• Common mode: 120 dB (50/60 Hz)
From ground, at 220 V AC, 50/60 Hz
Between input and output, at 220 V AC,
50/60 Hz
(14) Input correction:
(a) User adjustment: Zero point, span
± 50%FS for each
(b) Process value shift: ± 10%FS
(c) Input filter: 0.0 to 120.0 sec (filter OFF
if set at 0.0)
(15) Overrange, underrange:
Beyond range of -5 to 105% (accuracy
not guaranteed between -5 and 0, and between 100 and 105%FS)
2.2 Auxiliary analog input (remote SV input)
(1) Number of inputs:
Up to 1 point
(2) Input signal: Voltage, 0 to 5 V DC /1 to 5 V DC
(3) Input impedance:
About 1 MΩ
(4) Sampling rate:
800ms
2.3 Heater current detector (CT) input
(1) Input type: Single phase CT Up to 1 point
For 1 to 30 A: CTL-6-S-H
For 20 to 50 A: CTL-12-S36-8F
(2) Range of detected current:
1 to 50A
(3) Detected current accuracy:
Setting ± 10%FS
(4) Detected current resolution:
0.1 A
(5) ON time necessary for detection:
800 ms MIN.
2.4 Digital input (DI)
(1) Number of points:
Up to 2 points (up to 3 points for motorized valve control output)
(2) Specifications:No-voltage contact or transistor input
(3) Contact capacity:
30 V DC, about 3 mA (per point)
(4) Input judgment:
ON assumed at 1 kΩ or lower (contact) or
5 V DC or lower (transistor)
OFF assumed at 100 kΩ or higher (con-
tact) or 18 V DC or higher (transistor)
(5) Sampling pulse width:
200 ms MIN.
(6) Functions: Remote mode selection, SV changeover,
control standby, AT startup, timer startup,
alarm unlatch, Program selection, start /
stop / reset, PID switching (normal/reverse), etc.
3. Output section
3.1 Control output
(1) Number of points:
Up to 2 points (2 points: Heating/cooling
control)
(2) Type: selected out of [1] to [5] below
[1] Relay contact output
• Proportional cycle: 1 to 150 sec
• Contact structure: 1 NO (SPST) contact
• Contact capacity:
220 V AC/30 V DC, 3 A (resistive
load)
220 V AC/30 V DC, 1 A (inductive
load)
• Minimum ON/OFF current: 100 mA
(24 V DC)
• Mechanical life: 20 million operations
MIN. (100 operations/min)
•Electrical life: 100,000 operations
MIN. (rated load)
[2] SSR/SSC drive output
• Proportional cycle: 1 to 150 sec
• ON voltage: 20 V DC (18 to 24 V DC)
• OFF voltage: 0.5 V DC or lower
• Maximum current: 20 mA DC (for
each of outputs 1 and 2)
• Load resistance: 850 Ω MIN.
[3] Current output (0 to 20 mA DC/4 to
20 mA DC)
• Accuracy: ± 5%FS
• Linearity: ± 5%FS
• Load resistance: 600 Ω MAX.
[4] Voltage output (0 to 5 V DC/1 to 5 V
DC/0 to 10 V DC/2 to 10 V DC)
• Accuracy: ± 5%FS
• Linearity: ± 5%FS
• Load resistance: 10 kΩ MIN.
2
[5] Motorized valve control output
• Contact structure: 2 NO (SPST) contacts
• Contact capacity: 220 V AC/30 V DC,
1 A
• Minimum ON/OFF current: 100 mA
(24 V DC)
• Mechanical life: 20 million operations
MIN. (100 operations/min)
• Electrical life: 100,000 operations
MIN. (rated load)
• Output interlock: Unavailable
3.2 Digital output (DO)
(1) Number of outputs:
Relay contact output
Up to 3 points (shared common)
Up to 2 points (independent common)
(2) Output specifications:
Relay contact output
Contact structure: 1 NO (SPST) contact
Contact capacity: 220 V AC/30 V DC, 1
A
Minimum Open/Close current: 100 mA
(24 V DC)
Mechanical life: 20 million operations MIN.
(100 operations/min)
Electrical life: 100,000 operations MIN.
(rated load)
(3) Output functions:
Alarm output (see "Alarm function")
Main unit control mode output, program
status output, etc.
(4) Output cycle: 200ms
3.3 Auxiliary analog output (re-transmission output)
(1) Number of points: Up to 1 point
(2) Type: Current/voltage output (0 to 20 mA DC/4
to 20 mA DC/0 to 5 V DC/1 to 5 V DC/
0 to 10 V DC/2 to 10 V DC)
• Guaranteed output range: 0 to 20.6 mA
DC/0 to 10.3 V DC
• Accuracy: ± 0.2%FS (± 5%FS at 1 mA
or smaller)
•Linearity: ± 0.2%FS (± 5%FS at 1 mA
or smaller)
• Resolution: 5000 MIN.
• Load resistance: 600 Ω MAX. (current)
10 kΩ MIN. (voltage)
(3) Output cycle: 200 ms
(4) Output contents:
PV, SV, DV, MV
(5) Additional function:
Scaling function
(6) Limitation: Not selectable when using control output 2
4. Indication/setting section
4.1 Display unit
(1) Type: LED
(2) Indication contents:
Process value indication: 7 segments, 4
digits [red]
Setpoint indication: 7 segments, 4 digits
[green]
Indication status: 6 indicator lamps
4.2 Setting section
(1) Type: Sheet type keys (with emboss)
(2) Number of keys: 4 keys.
SEL
key
,
plus user function
,
5. Control functions
5.1 Control types
(1) 2-position control (set parameter P to 0%)
(2) PID control (fuzzy PID included)
• PID parameters determination: Auto tuning,
Selftuning
(3) PID dual (heating, cooling) function (fuzzy PID included)
• PID parameters determination: Auto tuning
(4) Motorized valve control (servo) without position feed-
back
• Full stroke time: 30 sec MIN.
5.2 Control parameters
• Proportional band (P):
0.0 to 999.9%. 2-position control when
P = 0.
• Integral time (I): 0 to 3200 sec. Integral time control in-
validated when I = 0.
• Differential time (D):
0.0 to 999.9 sec. Differential time con-
trol invalidated when D = 0.
• Control cycle: 200 ms
• Anti-reset windup:
0 to 100% of measurement range
• Hysteresis band:
50% of measurement range (at 2-position control only)
• Number of SV and PID combinations:
8 combinations.
Changed by any of parameter setting,
digital input, communication and user
function keying
5.3 Control mode
(1) Mode type: Auto, Manual, Remote
(2) Mode changeover:
Auto↔Manual: Balanceless · bumpless
Auto/Manual→Remote: Balance ·
bumpless
Auto/Manual←Remote: Balance ·
bumpless
3
PXG4
6. Alarm function
6.1 Number of alarm setting points
• Up to 3 points (depends on number of DO)
6.2 Alarm type
• Process value (upper limit/lower limit, absolute/deviation, range), main unit error, etc.
(non-excitation, delay, latch, timer function option provided)
6.3 Heater burnout alarm function
(1) Detectable range:
1 to 50 A
(2) Detected current resolution:
0.1 A
(3) Setting resolution:
0.1 A
(4) Hysteresis: 0.0 to 50.0 A
7. Communication function
7.1 RS-485 interface
(1) Number of points: 1 point
(2) Physical specifications: EIA RS485
(3) Protocol: Modbus-RTU
(4) Communication method:
Half duplex bit serial, Asynchronous communication
(5) Code type: Data length 8 data bits. Parity ... Odd,
even, none.
(6) Communication rate:
9600 bps, 19200 bps
(7) Connection status:
Up to 32 units connectable including multidrop master function
(8) Communication distance:
Up to 500 m (total connect extension)
8. Processing at power failure
• Memory protection:
Protect by non-volatile memory
9. Self-diagnosis
• Method: Program error supervision by watchdog
timer
10. Operation and storage conditions
(1) Operating ambient temperature:
-10 to 50˚C
(2) Storage temperature:
-20 to 60˚C
(3) Operating/storage ambient humidity:
90%RH MAX. (no condensing)
(4) Warm-up time:
30 min MIN
(5) Vibration: 10 to 70 Hz, 9.8 m/s
(6) Impact: 49 m/s
2
(5 G) MAX.
2
(1 G) MAX.
11. Structure
(1) Mounting method:
Mounted with panel
(2) External terminals:
Screw terminals, M3
(3) Case: • Material: ABS, and degeneration PPO
• Non-combustibility grade: UL94V-0
equivalent
• Color: Black
(4) Protection structure:
• Panel front side: IP66, NEMA-4X equivalent (if panel is mounted using our
genuine packing. Not water-proof if
mounted closely together.)
• Body: IP20 equivalent (slits on top and
bottom)
• Terminals: IP00 equivalent. Terminal
cover can be mounted optionally.
(5) Dimensions: 48 (W) × 48 (H) × 80 (D) mm
(6) Mass: About 200 g
12. Scope of delivery
• Controller: 1 unit
• Instruction manual: 1 copy
• Panel mounting frame: 1 pc
• Water-proof packing: 1 pc
• Shunt resistor: 1 pc
• Unit nameplate: 1 pc
13. User customize function
13.1 Program (ramp/soak) function
(1) Number of program steps:
16 steps × 1 pattern,
8 steps × 2 patterns, or
4 steps × 4 patterns
(1 step = 2 segments)
(2) Control option:
Control by digital input
Status output by digital output
(3) Basic function:
[1] Segment time can be set in "Hour,
Minutes" or "Minutes, Seconds"
[2] Guarantee soak
[3] Repeat action
[4] PV start
[5] Delay start
Power failure restoring function
[6]
(4) Memory backup:
EEPROM
13.2 User functions
• Pressing the user key can perform Auto/Manual change,
Standby ON/OFF change, remote SV change, ramp/soak
change or other function as assigned
13.3 Password function
•3 level password function
4
CODE SYMBOLS
Standard type
Digit
<Front panel size W × H>
4
48 × 48mm
<Output 1>
5
Relay contact
SSR drive
Current (0 to 20 mA DC/4 to 20 mA DC)
Voltage (0 to 5 V DC/1 to 5 V DC/0 to 10 V DC/2 to 10 V DC)
<Output 2>
6
None
Relay contact
SSR drive
Current (0 to 20 mA DC/4 to 20 mA DC)
Voltage (0 to 5 V DC/1 to 5 V DC/0 to 10 V DC/2 to 10 V DC)
Re-transmission output, current (0 to 20 mA DC/4 to 20 mA DC)
Re-transmission output, voltage (0 to 5 V DC/1 to 5 V DC/0 to 10 V DC/2 to 10 V DC)
<Option 1>
7
None
RS485
Digital input (No.1) + Digital input (No.2)
Digital input (No.1) + RSV1
Digital input (No.1) + CT1
RS485 + Digital input (No.1)
RS485 + RSV1
RS485 + CT1
RS485 + Digital input (No.1) + RSV1
Digital input (No.1) + RSV1 +Digital input (No.2)
<Revision symbol>
8
<Digital output> (relay contact output)
9
None
digital output 1 point (No.1)
digital output 2 points (No.1,2)
digital output 3 points (No.1,2,3)
digital output 2 points [independent common] (No. 1, 2)
<Power source, instruction manual>
10
100 to 240 V AC, no instruction manual
100 to 240 V AC, Japanese instruction manual
100 to 240 V AC, English instruction manual
24 V AC/DC, no instruction manual
24 V AC/DC, Japanese instruction manual
24 V AC/DC, English instruction manual
<Option 2>
11
None
12
13
Specifications
Note1
Note1
Note2
Note2
Note2
Note2
Note2
Note2
Note1
Note1
Note2
Note
Note3
Note3
Note3
Note4
Note4
Note4
Note4
Note4
Note4
Note4
Note4
45678 9 12
123
4
PXG
4
A
C
E
P
Y
A
C
E
P
R
S
Y
M
T
H
G
V
K
J
F
2
13
1011
1
0
1
F
M
J
N
Y
V
C
A
B
Y00
Digit
Note 1: If output 1 was for current or voltage output, option cannot be assigned to CT1.
(If 7th digit was assigned to G or J, 5th digit cannot be assigned to E nor P.)
Note 2: If output 2 was for relay contact, SSR drive, current, voltage or retransmission output, 3 digital
outputs cannot be assigned.
(If 6th digit was assigned to A, C, E, P, R or S, 9th digit cannot be assigned to M.)
Note 3: If CT1 was selected in option 1, None in <Digital output> cannot be assigned.
(If 7th digit was assigned to G or J, 9th digit cannot be assigned to 0.)
Note 4: If RSV1 in option 1 and digital input 1 were selected simultaneously, output 2 cannot be assigned.
(If 7th digit was assigned to F or 2, 6th digit cannot be assigned to A, C, E, P, R nor S.)
5
PXG4
CODE SYMBOLS
Motorized valve control type
Digit
<Front panel size W × H>
4
48 × 48mm
<Output 1>
5
Motorized valve control output (Without PFB)
<Output 2>
6
None
<Option 1>
7
None
Digital input (No.1) + RSV1
Digital input (No.1,2,3)
RS485 + Digital input (No.1)
RS485 + RSV1
<Revision symbol>
8
<Digital output> (relay contact output)
9
None
digital output 1 point (No.1)
digital output 2 points (No.1,2)
digital output 2 points [independent common] (No. 1, 2)
<Power source, instruction manual>
10
100 to 240 V AC, no instruction manual
100 to 240 V AC, Japanese instruction manual
100 to 240 V AC, English instruction manual
24 V AC/DC, no instruction manual
24 V AC/DC, Japanese instruction manual
24 V AC/DC, English instruction manual
<Option 2>
11
None
12
13
Note 1: If front panel size is 48 × 48, position feedback input (PFB input) function is not available.
Specifications
Note
Note1
45678 9 12
123
4
PXG
4
S
Y
Y
H
D
V
K
1
0
1
F
J
1011
N
Y
V
C
A
B
13
Y00
Digit
OPTIONALLY ITEMS
Instruction manual for communication functionRS485 (Modbus) Type:INP—TN514450—E
Current detector for heater burnout alarm (
Rear terminal cover Type:ZZPPXR1—A230
Shunt resistor 250Ω ± 0.1% Type:ZZPPXR1
PC loader communication cable Type:ZZP PXH1 *TK4H4563
CT) 1 to 30A
20 to 50A
Type:ZOZ *CCTL—6—S—H
Type:ZOZ *CCTL12—S36—8F
—
A190
6
TABLE 1
Input type
Input
code
Measurement range [˚C]
Max. Min.
Indication/setting resolution [˚C]
Resistance
bulb
Thermocouple
DC voltage
DC current
JPt100
Ω
Pt100
Ω
J
K
-1999 to 9999
(Range where scaling is allowed)
1/1000 digit
1/1000 digit
-
150
to
600 0
to
150 1 0.1
-
200
to
850 0
to
150 1 0.1
0
to
1000
0
to
400 1 0.1
0
to
1200 0
to
400
0
to
1600
1 0.1
1
DC0
to
5V
R
0
to
1800 1B
0
to
1600 1S
-
200
to
400-200
to
200 0.1/1T
-
200
to
800 0
to
800 1 0.1/1E
0
to
1300 1N
DC1
to
5V
DC0
to
10V
DC2
to
10V
DC0
to
100mV
DC0
to
20mA
DC4
to
20mA
Unusable
0
to
1300 1PL-
Max. Min.
0
1
2
15
3
4
5
6
7
8
12
16
17
18
19
15
16
14
13
* Input a DC current to 1 to 5 V
DC or 0 to 5 V DC range via
external resistor of 250 Ω.
* Input type and ranges are
standardly factory set as follows.
K: 0 to 400˚C
Pt, JPt: 0 to 150˚C
Voltage, current: 0 to 100%
Standard input type is
thermocouple K.
Input type
Input
code
Measurement range [˚F]
Max. Min.
Indication/setting resolution [˚F]
Max. Min.
Resistance bulb
Pt100
Ω -
238
to
1562 32
to
302 1 0.11
Thermocouple
J
K
32
to
1832
32
to
752 1 0.1
32
to
2192 32
to
752
32
to
3272
1 0.1
1R
32
to
3272 1B
32
to
2912 1S
-
328
to
752-328
to
392T
-
328
to
1472 32
to
1472 1
1
E
32
to
2372 1N
Unusable
32
to
2372 1PL-
2
3
4
5
6
7
8
12
14
13
[1] Unit of temperature: ˚C
DC voltage
DC current
-1999 to 9999
(Range where scaling is allowed)
DC0
to
5V
DC1
to
5V
DC0
to
10V
DC2
to
10V
DC0
to
100mV
DC0
to
20mA
DC4
to
20mA
15
16
17
18
19
15
16
[2] Unit of temperature: ˚F
7
PXG4
OUTLINE DIAGRAM (Unit : mm)
9
48
1
Panel
Mounting frame
93.8
(If with terminal cover)
78.8
C1 C2 D01 D02 D03
˚C
PV
48
SV
SEL
A/M
PXG-
4
t
Water-proof packing
Mounting frame Terminal section
48
57
13-18
7-121-6
No.7
No.13No.1
6.2
Terminal cover (option)
PC loader interface
44.8
48
Panel cutout size
+0.5
45
0
0
+0.5
45
63MIN.
No.6
Terminal screw M3
n units mounted
73MIN.
No.18
No.12
Side stick mounting (n units)
(water-proof property is lost in this case)
(48 × N-3)
045+0.5
+0.5
0
Mass about 0.2 kg
8
OPTIONALLY ARRANGED ARTICLES
Heater current detector (CT)
. Specification : 1 to 30 A
. Type :
CTL-6-S-H
. Specification : 20 to 50 A
. Type :
CTL-12-S36-8F
21
15
φ5.8
10.5
2.5
30
40
Note 1) Detection is available only for single phase heater.
Note 2) Unusable for heater control by thyristor phase angle control.
2.8
25 7
10
φ3.5
40 9
M3,depth 4
30
30
40
φ2.36
φ12
15
7.5
9
PXG4
EXTERNAL CONNECTION DIAGRAM
Standard type
OPTION 1 RS485,DI1,DI2,RSV1,CT1
DO
DO1COM
DO1
DO2COM
DO2
Digital output
1
2
3
4
DOCOM
DO1
DO2
DO3
1
2
3
4
DI1+DI2+RSV1
DI1
DI-COM
DI2
RSV1
7
8
9
10
11
12
RS485+DI+RSV1
RSV1
7
8
9
10
11
12
RS485
DI1
DICOM
RS485+RSV1/RS485+CT1/RS485+DI
RSV1
7
8
9
10
CT1
7 7
8
9
10 10
DI1+DI2/DI1+RSV1/DI1+CT1
RS485RS485RS485
DI1
COM
8
9
1
2
3
4
5
6
7
8
9
10
11
12
PS Power supply OUT 2
5
6
100-240VAC
50/60Hz
5
6
24VAC/24VDC
50/60Hz
Contact output Voltage output
13
14
15
16
17
18
Output 2
11
12
11
12
SSR Drive output Current output
OUT 111Output 1
13
14
Contact output
Voltage output
13 13
14
SSR Drive output
11
12
Current output
11
12
DI1
COM
DI2
13
DI1
7
COM
8
9
RSV1
10
DI1
7
COM
8
9
10
CT1
7
8
9
10
14
PV Process value input
15 15
15
14
16
17
18
T.C.
R.T.D. DC Voltage
16
17
18
(V)
15
16
17
18
16
17
18
DC Voltage
(mV)
(Note 1)
15
16
17
18
DC Current
(mA)
11
12
Re-Trans
(
Current
12
Re-Trans
(
Voltage
)
)
10
Note 1 : Connect the furnished resistor to and
18
15
Motorized valve control type
DO
DO1COM
DO1
DO2COM
DO2
Digital output
1
2
3
DOCOM
DO1
DO2
4
1
2
3
4
5
6
OPTION1 RS485,DI1,DI2,DI3,RSV1
1
2
RS485,DI1,RSV1
3
4
RS485
DI1
DI-COM
7
RS485
8
9
10
RSV1
7
8
9
10
DI1,DI2,DI3,RSV1
DI1
DI-COM
DI2
DI3
7
8
9
10
11
12
13
14
15
16
17
18
DI1
7
DI-COM
8
9
RSV1
10 10
PO Open signal
7
8
9
PS Power supply
5
6
100-240VAC
50/60Hz
5
6
24VAC/24VDC
50/60Hz
Note 1 : Connect the furnished resistor to and
PO
OUT
Close signal
Close
11
12
COM
PV Process value input
15 15
16
17
18
T.C.
18
15
15
16
17
18
R.T.D. DC Voltage
15
16
17
18
(V)
16
17
18
DC Voltage
(mV)
13
14
DC Current
Open
OUT
COM
(Note 1)
15
16
17
18
(mA)
11
PXG4
ISOLATED BLOCK DIAGRAM
Control output 1 (relay contact)
Control output 2 (relay contact)
Digital output 1
(relay contact)
Power supply
or
OPEN output
or
CLOSE output
Digital output 1 to 3
(relay contact)
Internal Circuit
Process value input
Auxiliary analog input (remote SV input)
Heater current detector input
Control output 1 (SSR drive, current, voltage)
Control output 2
(SSR drive, current, voltage)
or
auxiliary analog output
(re-transmission output)
Digital input
Digital output 2
(relay contact)
When the 9th digit of the
code symbols = J
(DO1, 2 independent common)
Communication (RS485)
When the 9th digit of the
code symbols = Other than J
(DO1 to 3 shared common)
: Basic insulation (1500 V AC)
: Functional insulation (500 V AC)
: Non-insulation
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