CREVIS M Series User manual

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 1
FnIO M – Series :
M3918, M3928, M3938, M3948
M3918 (8 Channels, Differential C rrent Inp t, 0~20mA / 4~20mA / -20~20mA, 12bits)
M3928 (8 Channels, Differential Voltage Inp t, 0~10V / 0~5V / -10~10V / -5~5V, 12bits)
M3938 (8 Channels, Differential C rrent Inp t, 0~20mA / 4~20mA / -20~20mA, 16bits)
M3948 (8 Channels, Differential Voltage Inp t, 0~10V / 0~5V / -10~10V / -5~5V, 16bits)

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 2
History
REV. PAGES REMARKS DATE Editor
- reliminary 2020/2/10 BS HA
1.01 Image, Torque, Hotswap Function 2020/04/21 CW SEO
1.02 Vibration specification, roduct certification changed 2020/04/27 CW SEO
1.03 32-36 Added ATEX certificate 2020/05/07 CW SEO

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 3
Table of Contents
History .............................................................................................................................................................. 2
Table of Contents .............................................................................................................................................. 3
1.Environment Specification ............................................................................................................................ 5
2.M3918 (8 Channels, Differential Current Input, 0~20mA / 4~20mA / -20~20mA, 12bits) ........................... 6
2.1.M3918 Specification ............................................................................................................................... 6
2.2.M3918 Wiring Diagram .......................................................................................................................... 7
2.3.M3918 LED Indicator ............................................................................................................................. 8
2.3.1.LED Indicator .................................................................................................................................. 8
2.3.2.Channel Status LED ......................................................................................................................... 8
2.4.Data Value / Current ............................................................................................................................... 9
2.5.Mapping Data into the Image Table ...................................................................................................... 11
3.M3928 (8 Channels, Differential Voltage Input, 0~10V / 0~5V / -10~10V / -5~5V, 12bits) ........................ 12
3.1.M3928 Specification ............................................................................................................................. 12
3.2.M3928 Wiring Diagram ........................................................................................................................ 13
3.3.M3928 LED Indicator ........................................................................................................................... 14
3.3.1.LED Indicator ................................................................................................................................ 14
3.3.2.Channel Status LED ....................................................................................................................... 14
3.4.Data Value / Voltage .............................................................................................................................. 15
3.5.Mapping Data into the Image Table ...................................................................................................... 17
4.M3938 (8 Channels, Differential Current Input, 0~20mA / 4~20mA / -20~20mA, 16bits) .......................... 18
4.1.M3938 Specification ............................................................................................................................. 18
4.2.M3938 Wiring Diagram ........................................................................................................................ 19
4.3.M3938 LED Indicator ........................................................................................................................... 20
4.3.1.LED Indicator ................................................................................................................................ 20
4.3.2.Channel Status LED ....................................................................................................................... 20
4.4.Data Value / Current .............................................................................................................................. 21
4.5.Mapping Data into the Image Table ...................................................................................................... 23
5.M3948 (8 Channels, Differential Voltage Input, 0~10V / 0~5V / -10~10V / -5~5V, 16bits) ........................ 24
5.1.M3948 Specification ............................................................................................................................. 24
5.2.M3948 Wiring Diagram ........................................................................................................................ 25
5.3.M3948 LED Indicator ........................................................................................................................... 25
5.3.1.LED Indicator ................................................................................................................................ 25
5.3.2.Channel Status LED ....................................................................................................................... 26
5.4.Data Value / Voltage .............................................................................................................................. 27
5.5.Mapping Data into the Image Table ...................................................................................................... 29

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 4
6.Input Range Setting & Conversion Time Setting ......................................................................................... 30
6.1.M3918, M3938 ..................................................................................................................................... 30
6.2.M3928, M3948 ..................................................................................................................................... 30
6.3.Hot Swap Function ............................................................................................................................... 31
6.3.1.Network Adapter ............................................................................................................................ 31
6.3.2. ower Module ................................................................................................................................ 31
6.3.3.IO Module ...................................................................................................................................... 31
7.FnIO M-Series Caution(Before using the unit) ............................................................................................ 32
7.1.How to wire communication & ower .................................................................................................. 32
7.1.1.Wiring of communication & System power line for Ethernet. ..................................................... 32
7.2.Module Mounting ................................................................................................................................. 33
8.Use in Hazardous Environments ................................................................................................................. 35

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 5
1. Environment Specification
Environmental specification
Operating Temperature -25℃~60℃
UL Temperature -20℃~60℃
Storage Temperature -40℃~85℃
Relative Humidity 5% ~ 90% non-condensing
Mounting DIN rail
General specification
Shock Operating IEC 60068-2-27
Vibration Resistance Based on IEC 60068-2-6
DNVGL-CG-0039 : Vibration Class B, 4g
Industrial Emissions EN 61000-6-4/A11 : 2011
Industrial Immunity EN 61000-6-2 : 2005
Installation osition Vertical and horizontal installation is available.
roduct Certifications CE, UL, FCC, ATEX

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 6
2. M3918 (8 Channels, Differential C rrent Inp t, 0~20mA / 4~20mA / -20~20mA, 12bits)
2.1. M3918 Specification
Items Specification
Inp t Specification
Inputs er Module 8 Channels Differential, Non-isolated Between Channels
Indicators 1 Green M bus Status LED
Resolution in Ranges
12 bits : 4.88uA/bit(0~20mA)
12 bits : 3.91uA/bit(4~20mA)
12 bits : 9.77uA/bit(-20~20mA)
Input Range 0~20mA, 4~20mA, -20~20mA
Data Format 16bits Integer (2' compliment)
Module Error ±0.1% Full Scale @ 25℃
±0.3% Full Scale @ -25℃, 60℃
Input Impedance 100Ω
Conversion Time 2.4msec / All channel
Calibration Not Required
Common Type 2 Common
General Specification
ower Dissipation Max. 200mA @ 5Vdc
Isolation I/O to Logic : DC-DC Isolation
Field power : Not Connected
Field ower Not used Field power bypass to next expansion module
Single Wire 0.205 ㎟- 1.3 ㎟(24-16 AWG)
Torque 0.8Nm(7 lb-in)
Weight 72g
Module Size 12mm x 110mm x 75mm
Hot Swap ossible
Environment Condition Refer to ‘Environment Specification’
* Class 2, adjacent to voltage rating (30Vmax)

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 7
2.2. M3918 Wiring Diagram
Pin No. Signal Description
0Input Channel 0(+)
1Input Channel 0(-)
2Input Channel 1(+)
3Input Channel 1(-)
4Input Channel 2(+)
5Input Channel 2(-)
6Input Channel 3(+)
7Input Channel 3(-)
8Input Channel 4(+)
9Input Channel 4(-)
10 Input Channel 5(+)
11 Input Channel 5(-)
12 Input Channel 6(+)
13 Input Channel 6(-)
14 Input Channel 7(+)
15 Input Channel 7(-)
16 Input Channel Common(AGND)
17 Input Channel Common(AGND)
Series No Thro gh Air Over S rface CTI
RTB18C 1.5mm 1.5mm 175≤CTI≤400
Spacings : The follwing minimum spcing in inches(millimeters) shall be
maintained between uninsulated live parts of opposite polarity; and
beween an uninsulated live part and a grounded art including any
mounting surface or exposed metal part.

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 8
2.3. M3918 LED Indicator
2.3.1. LED Indicator
2.3.2. Channel Stat s LED
Stat s LED To indicate
M-bus Status Off Disconnection
Green Connection
LED No. LED F nction / Description LED Color
STATUS M bus Status Green

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 9
2.4. Data Val e / C rrent
C rrent Range : 0~20mA
C rrent 0.0mA 5.0mA 10.0mA 20.0mA
Data(Hex) H0000 H03FF H07FF H0FFF
C rrent Range : 4~20mA
C rrent 4.0mA 8.0mA 12.0mA 20.0mA
Data(Hex) H0000 H03FF H07FF H0FFF

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 10
C rrent Range : -20~20mA
C rrent -20.0mA -10.0mA 0mA +10.0mA +20.mA
Data(Hex) HF800 HFC00 H0000 H03FF H07FF

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 11
2.5. Mapping Data into the Image Table
●Inp t Mod le Data
Analog Input Ch0
Analog Input Ch1
Analog Input Ch2
Analog Input Ch3
Analog Input Ch4
Analog Input Ch5
Analog Input Ch6
Analog Input Ch7
●Inp t Image Val e
Bit No Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Byte 0 Analog Input Ch0 Low byte
Byte 1 Analog Input Ch0 High byte
Byte 2 Analog Input Ch1 Low byte
Byte 3 Analog Input Ch1 High byte
Byte 4 Analog Input Ch2 Low byte
Byte 5 Analog Input Ch2 High byte
Byte 6 Analog Input Ch3 Low byte
Byte 7 Analog Input Ch3 High byte
Byte 8 Analog Input Ch4 Low byte
Byte 9 Analog Input Ch4 High byte
Byte 10 Analog Input Ch5 Low byte
Byte 11 Analog Input Ch5 High byte
Byte 12 Analog Input Ch6 Low byte
Byte 13 Analog Input Ch6 High byte
Byte 14 Analog Input Ch7 Low byte
Byte 15 Analog Input Ch7 High byte

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 12
3. M3928 (8 Channels, Differential Voltage Inp t, 0~10V / 0~5V / -10~10V / -5~5V, 12bits)
3.1. M3928 Specification
Items Specification
Inp t Specification
Inputs er Module 8 Channels Differential, Non-isolated Between Channels
Indicators 1 Green M bus Status LED
Resolution in Ranges
12 bits : 2.44mV/Bit(0~10V)
12 bits : 1.22mV/Bit(0~5V)
12 bits : 4.88mV/Bit(-10~10V)
12 bits : 2.44mV/Bit(-5~5V)
Input Range 0~10Vdc, 0~5Vdc, -10~10Vdc, -5~5Vdc
Data Format 16bits Integer (2' compliment)
Module Error ±0.1% Full Scale @ 25℃
±0.3% Full Scale @ -25℃, 60℃
Input Impedance 667kΩ
Conversion Time <2.2msec / All channel
Calibration Not Required
Common Type 2 Common
General Specification
ower Dissipation Max. 200mA @ 5Vdc
Isolation I/O to Logic : DC-DC Isolation
Field power : Not Connected
Field ower Not used Field power bypass to next expansion module
Single Wire 0.205 ㎟- 1.3 ㎟(24-16 AWG)
Torque 0.8Nm(7 lb-in)
Weight 72g
Module Size 12mm x 110mm x 75mm
Hot Swap ossible
Environment Condition Refer to ‘Environment Specification’

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 13
3.2. M3928 Wiring Diagram
Pin No. Signal Description
0Input Channel 0(+)
1Input Channel 0(-)
2Input Channel 1(+)
3Input Channel 1(-)
4Input Channel 2(+)
5Input Channel 2(-)
6Input Channel 3(+)
7Input Channel 3(-)
8Input Channel 4(+)
9Input Channel 4(-)
10 Input Channel 5(+)
11 Input Channel 5(-)
12 Input Channel 6(+)
13 Input Channel 6(-)
14 Input Channel 7(+)
15 Input Channel 7(-)
16 Input Channel Common(AGND)
17 Input Channel Common(AGND)
Series No Thro gh Air Over S rface CTI
RTB18C 1.5mm 1.5mm 175≤CTI≤400
Spacings : The follwing minimum spcing in inches(millimeters) shall be
maintained between uninsulated live parts of opposite polarity; and
beween an uninsulated live part and a grounded art including any
mounting surface or exposed metal part.

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 14
3.3. M3928 LED Indicator
3.3.1. LED Indicator
3.3.2. Channel Stat s LED
Stat s LED To indicate
M-bus Status Off Disconnection
Green Connection
LED No. LED F nction / Description LED Color
STATUS M bus Status Green

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 15
3.4. Data Val e / Voltage
Voltage Range : 0~10V
Voltage 0V 2.5V 5.0V 10.0V
Data(Hex) H0000 H03FF H07FF H0FFF
Voltage Range : 0~5V
C rrent 0V 1.25V 2.5V 5.0V
Data(Hex) H0000 H03FF H07FF H0FFF

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 16
Voltage Range : -10~10V
C rrent -10V -5V 0V 5.0V 10.0V
Data(Hex) HF800 HFC00 H0000 H03FF H07FF
Voltage Range : -5~5V
C rrent -5V -2.5V 0V 2.5V 5.0V
Data(Hex) HF800 HFC00 H0000 H03FF H07FF

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 17
3.5. Mapping Data into the Image Table
●Inp t Mod le Data
Analog Input Ch0
Analog Input Ch1
Analog Input Ch2
Analog Input Ch3
Analog Input Ch4
Analog Input Ch5
Analog Input Ch6
Analog Input Ch7
●Inp t Image Val e
Bit No Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
Byte 0 Analog Input Ch0 Low byte
Byte 1 Analog Input Ch0 High byte
Byte 2 Analog Input Ch1 Low byte
Byte 3 Analog Input Ch1 High byte
Byte 4 Analog Input Ch2 Low byte
Byte 5 Analog Input Ch2 High byte
Byte 6 Analog Input Ch3 Low byte
Byte 7 Analog Input Ch3 High byte
Byte 8 Analog Input Ch4 Low byte
Byte 9 Analog Input Ch4 High byte
Byte 10 Analog Input Ch5 Low byte
Byte 11 Analog Input Ch5 High byte
Byte 12 Analog Input Ch6 Low byte
Byte 13 Analog Input Ch6 High byte
Byte 14 Analog Input Ch7 Low byte
Byte 15 Analog Input Ch7 High byte

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 18
4. M3938 (8 Channels, Differential C rrent Inp t, 0~20mA / 4~20mA / -20~20mA, 16bits)
4.1. M3938 Specification
Items Specification
Inp t Specification
Inputs er Module 8 Channels Differential, Non-isolated Between Channels
Indicators 1 Green M bus Status LED
Resolution in Ranges
16bit(Include Sign)
15 bits : 0.61uA/Bit(0~20mA)
15 bits : 0.49uA/Bit(4~20mA)
15bit(Include Sign)
15 bits : 1.22uA/Bit(-20~20mA)
Input Range 0~20mA, 4~20mA, -20~20mA
Data Format 16bits Integer (2' compliment)
Module Error ±0.1% Full Scale @ 25℃
±0.3% Full Scale @ -25℃, 60℃
Input Impedance 100Ω
Conversion Time <2.4msec / All channel
Calibration Not Required
Common Type 1 Common
General Specification
ower Dissipation Max. 200mA @ 5Vdc
Isolation I/O to Logic : DC-DC Isolation
Field power : Not Connected
Field ower Not used Field power bypass to next expansion module
Single Wire 0.205 ㎟- 1.3 ㎟(24-16 AWG)
Torque 0.8Nm(7 lb-in)
Weight 72g
Module Size 12mm x 110mm x 75mm
Hot Swap ossible
Environment Condition Refer to ‘Environment Specification’

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 19
4.2. M3938 Wiring Diagram
Pin No. Signal Description
0Input Channel 0(+)
1Input Channel 0(-)
2Input Channel 1(+)
3Input Channel 1(-)
4Input Channel 2(+)
5Input Channel 2(-)
6Input Channel 3(+)
7Input Channel 3(-)
8Input Channel 4(+)
9Input Channel 4(-)
10 Input Channel 5(+)
11 Input Channel 5(-)
12 Input Channel 6(+)
13 Input Channel 6(-)
14 Input Channel 7(+)
15 Input Channel 7(-)
16 Input Channel Common(AGND)
17 Input Channel Common(AGND)
Series No Thro gh Air Over S rface CTI
RTB18C 1.5mm 1.5mm 175≤CTI≤400
Spacings : The follwing minimum spcing in inches(millimeters) shall be
maintained between uninsulated live parts of opposite polarity; and
beween an uninsulated live part and a grounded art including any
mounting surface or exposed metal part.

M39x8 Specification Revision 1.03(2020.05.07)
M-Series 8CHs AI Modules age 20
4.3. M3938 LED Indicator
4.3.1. LED Indicator
4.3.2. Channel Stat s LED
Stat s LED To indicate
M-bus Status Off Disconnection
Green Connection
LED No. LED F nction / Description LED Color
STATUS Status LED Green