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-ICRO,OGIX0ROGRAMMABLE#ONTROLLERS
.ORTH!MERICAN(AZARDOUS,OCATION!PPROVAL The following modules are North American Hazardous Location approved: 1766-L32AWA, 1766-L32AWAA, 1766-L32BWA, 1766-L32BWAA, 1766-L32BXB, 1766-L32BXBA 4HEFOLLOWINGINFORMATIONAPPLIESWHEN OPERATINGTHISEQUIPMENTINHAZARDOUS LOCATIONS
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If you would like a manual, you can: v a free electronic version from the internet: http://literature.rockwellautomation.com v purchase a printed manual by ing your local Allen-Bradley distributor or Rockwell Automation representative
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/VERVIEW MicroLogix 1400 controllers are suitable for use in an industrial environment when installed in accordance with these instructions. Specifically, this equipment is intended for use in clean, dry environments (Pollution degree 2(1)) and with circuits not exceeding Over Voltage Category II(2) (IEC 60664-1)(3). AC powered products must be connected to the secondary of an isolating transformer. Install your controller using these installation instructions.
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#ONTROLLER$ESCRIPTION 1 2 3
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(AZARDOUS,OCATION#ONSIDERATIONS This equipment is suitable for use in Class I, Division 2, Groups A, B, C, D or non-hazardous locations only. The following WARNING statement applies to use in hazardous locations. 7!2.).'
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Use only the following communication cables in Class I, Division 2 hazardous locations. %NVIRONMENT#LASSIFICATION
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%NVIRONNEMENTSDANGEREUX Cet équipement est conçu pour une utilisation en environnements dangereux de Classe I, Division 2, Groupes A, B, C, D ou non dangereux. La mise en garde suivante s’applique à utilisation en environnements dangereux. 7!2.).'
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-OUNTTHE#ONTROLLER 'ENERAL#ONSIDERATIONS Most applications require installation in an industrial enclosure to reduce the effects of electrical interference and environmental exposure. Locate your controller as far as possible from power lines, load lines, and other sources of electrical noise such as hard- switches, relays, and ac motor drives. For more information on proper grounding guidelines, see the Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1. !44%.4)/.
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#ONTROLLER3PACING The controller mounts horizontally, with the expansion I/O extending to the right of the controller. Allow 50 mm (2 in.) of space on all but the right side for adequate ventilation, as shown below. 4OP
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$).2AIL-OUNTING The maximum extension of the latch is 14 mm (0.55 in.) in the open position. A flat-blade screwdriver is required for removal of the controller. The controller can be mounted to EN50022-35x7.5 or EN50022-35x15 DIN rails. DIN rail mounting dimensions are shown below.
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Follow these steps to install your controller on the DIN rail. 1. Mount your DIN rail. Make sure that the placement of the controller on the DIN rail meets the recommended spacing requirements (see Controller Spacing on page 14 for more information). Refer to the mounting template inside the back cover of this document. 2. If it is open, close the DIN latch. 3. Hook the top slot over the DIN rail. 4. While pressing the controller down against the top of the rail, snap the bottom of the controller into position. 5. Leave the protective debris strip attached until you are finished wiring the controller and any other devices. Follow these steps to remove your controller from the DIN rail. 1. Place a flat-blade screwdriver in the DIN rail latch at the bottom of the controller. 0UBLICATION ).# %. 0 /CTOBER
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2. Holding the controller, pry downward on the latch until the latch locks in the open position. 3. Repeat steps 1 and 2 for the second DIN rail latch. 4. Unhook the top of the DIN rail slot from the rail.
ESC
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/PEN
#LOSED
0ANEL-OUNTING Mount to using #8 or M4 screws. Follow these steps to install your controller using mounting screws. 1. Remove the mounting template from inside the back cover of this document. 2. Secure the template to the mounting surface. Make sure your controller is spaced properly (see Controller Spacing on page 14 for more information). 3. Drill holes through the template. 4. Remove the mounting template.
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5SINGTHE"ATTERY The MicroLogix 1400 controller is equipped with a replaceable battery (catalog number 1747-BA). The Battery Low indicator on the LCD display of the controller shows the status of the replaceable battery. When the battery is low, the indicator is set (displayed as a solid rectangle). This means that either the battery wire connector is disconnected, or the battery may fail within 2 days if it is connected. )-0/24!.4
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Follow these steps to connect the replaceable battery. 1. Insert the replaceable battery wire connector into the controller’s battery connector.
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2. Secure the battery connector wires so that it does not block the 1762 expansion bus connector as shown below. "ATTERYCOMPARTMENT "ATTERY
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Connect 1762 I/O after mounting the controller. 1. Remove the expansion port cover to install expansion I/O modules. 2. Plug the ribbon cable connector into the bus connector.
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3. Replace the cover as shown below.
The MicroLogix 1400 controller is designed to up to any seven 1762 expansion I/O modules. For detailed information on using expansion I/O, refer to the installation instructions for your expansion module.
7IRETHE#ONTROLLER The shading in the following terminal block illustrations indicates which terminal groups are tied to which commons.
4ERMINAL"LOCK,AYOUTS 7!2.).'
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DC2 VAC
Group 1 Group 2
IN8
IN9
OUT3
DC3 VAC
COM 3
IN10
COM 2
IN4
DC1 VAC
DC0 VAC
IN7
IN11
Group 3
OUT5
IN17
IN14
IN16
OUT7
OUT8
OUT10
DC6 VAC
OUT6
Group 4
IN15
IN12
VAC DC5
OUT4
DC4 VAC
IN13
Group 5
OUT9
IV0(+)
IN19
IN18
COM ANA
COM ANA
OUT11
IV2(+)
IV1(+)
IV3(+)
OV1
OV0
Group 6
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COM 1
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IN3
VAC L2/N
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IN7
IN8
COM 2
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IN6
OUT1
OUT2
IN9
OUT3
DC0 VAC
DC1 VAC
DC2 VAC
DC3 VAC
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Group 1
Group 2
Group 3
COM 3
IN10
IN11
OUT4
DC4 VAC
OUT5
Group 4
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IN13
IN15
IN12
IN14
IN16
OUT7
OUT8
OUT10
OUT6
DC6 VAC
Group 5
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OUT11
IV0(+)
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COM ANA
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OV1
OV0
-ICRO,OGIX0ROGRAMMABLE#ONTROLLERS
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IN7
IN6
OUT1
OUT2
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Group 1
VDC2
OUT4
OUT3
COM 3
IN10
COM 2
IN4
DC0 VAC
IN8
IN13
IN15
IN17
IN9
IN11
IN12
IN14
IN16
OUT6
COM 2
OUT8
OUT9
OUT10
OUT5
OUT7
Group 2
DC3 VAC
DC4 VAC
Group 3
Group 4
DC5 VAC
IV0(+)
IN19
IN18
OUT11
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COM ANA
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IV3(+)
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7IRE4YPE
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7IRING2ECOMMENDATION When wiring without spade lugs, keep the finger-safe covers in place. Loosen the terminal screw and route the wires through the opening in the finger-safe cover. Tighten the terminal screw, making sure the pressure plate secures the wire.
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3PADE,UG2ECOMMENDATION The diameter of the terminal screw head is 5.5 mm (0.220 in.). The input and output terminals of the MicroLogix 1400 controller are designed for the following spade lugs. The terminals will accept a 6.35mm (0.25 in.) wide spade (standard for #6 screw for up to 14 AWG) or a 4 mm (metric #4) fork terminal. When using spade lugs, use a small, flat-blade screwdriver to pry the finger-safe cover from the terminal blocks, then loosen the terminal screw.
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'ROUNDINGTHE#ONTROLLER In solid-state control systems, grounding and wire routing helps limit the effects of noise due to electromagnetic interference (EMI). Run the ground connection from the ground screw of the controller to the ground bus prior to connecting any devices. Use AWG #14 wire. For AC-powered controllers, this connection must be made for safety purposes. You must also provide an acceptable grounding path for each device in your application. For more information on proper grounding guidelines, refer to the Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1.
7IRING9OUR!NALOG#HANNELS Anaput circuits can monitor voltage signals and convert them to serial digital data as shown in the following illustration.
!NALOG)NPUT 3ENSOR 6 6OLTAGE
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COM 3
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I/9
I/11
I/13
I/12
I/15
I/14
I/17
I/16
I/19
I/18
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IV1(+)
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The controller does not provide loop power for anaputs. Use a power supply that matches the transmitter specifications as shown. The analog output can a voltage function as shown in the following illustration.
!NALOG/UTPUT
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3 C
VAC DC5
O/4
DC4 VAC
O/5
O/7
O/6
O/8
DC6 VAC
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O/10
O/9
O/11
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OV0
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!NALOG)NPUT4RANSMITTER3PECIFICATIONS 2-Wire Transmitter
+ 3-Wire Transmitter Power Supply
+
-
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+ -
4-Wire Transmitter Power Supply
Transmitter
+ -
Transmitter Supply Signal
+ -
+ -
Controller IV0(+), IV1(+), IV2(+) or IV3(+) COM ANA
Controller IV0(+), IV1(+), IV2(+) or IV3(+) COM ANA
Controller IV0(+), IV1(+), IV2(+) or IV3(+) COM ANA
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-INIMIZING%LECTRICAL.OISEON!NALOG#HANNELS Inputs on analog channels employ digital high-frequency filters that significantly reduce the effects of electrical noise on input signals. However, because of the variety of applications and environments where analog controllers are installed and operated, it is impossible to ensure that all environmental noise will be removed by the input filters. Several specific steps can be taken to help reduce the effects of environmental noise on analog signals: v Install the MicroLogix 1400 system in a properly rated (NEMA) enclosure. Make sure that the MicroLogix 1400 system is properly grounded. v Use Belden cable #8761 for wiring the analog channels, making sure that the drain wire and foil shield are properly earth grounded, (see Grounding Your Analog Cable on page 27 for more information). v Route the Belden cable separately from any AC wiring. Additional noise immunity can be obtained by routing the cables in grounded conduit.
'ROUNDING9OUR!NALOG#ABLE Use shielded communication cable (Belden #8761). The Belden cable has two signal wires (black and clear), one drain wire, and a foil shield. The drain wire and foil shield must be grounded at one end of the cable.
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0.164
1766-L32AWA, 1766-L32AWAA 1766-L32BWA, 1766-L32BWAA 1766-L32BXB, 1766-L32BXBA
DIN rail center line. Ligne médiane du rail DIN. Mittellinie der DIN-Schiene. Línea central del riel DIN. Linea centrale della guida DIN. linha de centro do trilho DIN.
165.8 mm (6.528 in.)
180.0 mm (7.087 in.)
Expansão de E/S
Expansión de E/S
Espansione dei moduli I/O
E/A Erweiterungsmodule
Extension d'E/S
Expansion I/O
25.81 mm (1.016 in.)
INPUTS
INPUTS
0
1
1
OUTPUTS
0
OUTPUTS
2
2
3
4
5
6
7
8
9
10
11
12
13
14
14
11
13
11
10
12
10
9
11
9
8
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8
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9
7
6
8
6
5
7
5
4
6
4
3
5
3
2
4
2
1
3
1
0
0
15
15
16
16
17
17
18
18
19
19
L32AWAA
L32AWA
VAC L1
NC NC
OUT 10 OUT 11
OUT 8 OUT 9
OUT 7 VAC DC6
VAC DC5 OUT 6
OUT 4 OUT 5
OUT 3 VAC DC4
OUT 2 VAC DC3
OUT 1 VAC DC2
OUT 0 VAC DC1
VAC L2/N VAC DC0
IN19
NC
NC NC
IN17
IN18
IN15
IN16
IN13
IN14
COM 3
IN12
IN10
IN11
IN8
IN9
IN7 COM 2
IN5 IN6
COM 1 IN4
IN2 IN3
IN0 IN1
1766-L32AWA
1766-L32AWA
COM 0
OV1 OV0
COM ANA OUT 11
OUT 10 OUT 9
OUT 8 VAC DC6
OUT 7 OUT 6
VAC DC5 OUT 5
OUT 4 VAC DC4
OUT 3 VAC DC3
OUT 2 VAC DC2
OUT 1 VAC DC1
OUT 0 VAC DC0
IV0 COM ANA
IN19 IN18
IN17 IN16
IN15 IN14
IN13 IN12
COM 3 IN11
IN10 IN9
IN8 COM 2
IN7 IN6
IN5 IN4
COM 1 IN3
IN2
VAC L2/N
IN0 IN1
VAC L1 1766-L32AWAA
1766-L32AWAA
COM 0
NC
IV1
NC
IV2
NC
IV3
L32AWA
L32AWAA
953203-16
INPUTS
INPUTS
0
1
1
OUTPUTS
0
OUTPUTS
2
2
3
4
5
6
7
8
9
10
11
12
13
14
14
11
13
11
10
12
10
9
11
9
8
10
8
7
9
7
6
8
6
5
7
5
4
6
4
3
5
3
2
4
2
1
3
1
0
0
15
15
16
16
17
17
18
18
19
19
L32BWAA
L32BWA
VAC L1
NC NC
OUT 10 OUT 11
OUT 8 OUT 9
OUT 7 VAC DC6
VAC DC5 OUT 6
OUT 4 OUT 5
OUT 3 VAC DC4
OUT 2 VAC DC3
OUT 1 VAC DC2
OUT 0 VAC DC1
VAC L2/N VAC DC0
IN19
NC
NC NC
IN17
IN18
IN15
IN16
IN13
IN14
COM 3
IN12
IN10
IN11
IN8
IN9
IN7 COM 2
IN5 IN6
COM 1 IN4
IN2 IN3
IN0 IN1
1766-L32BWA
1766-L32BWA
COM 0
OV1 OV0
COM ANA OUT 11
OUT 10 OUT 9
OUT 8 VAC DC6
OUT 7 OUT 6
VAC DC5 OUT 5
OUT 4 VAC DC4
OUT 3 VAC DC3
OUT 2 VAC DC2
OUT 1 VAC DC1
OUT 0 VAC DC0
IV0 COM ANA
IN19 IN18
IN17 IN16
IN15 IN14
IN13 IN12
COM 3 IN11
IN10 IN9
IN8 COM 2
IN7 IN6
IN5 IN4
COM 1 IN3
IN2
VAC L2/N
IN0 IN1
VAC L1 1766-L32BWAA
1766-L32BWAA
COM 0
NC
IV1
NC
IV2
NC
IV3
L32BWA
L32BWAA
953203-16
INPUTS
INPUTS
0
1
1
OUTPUTS
0
OUTPUTS
2
2
3
4
5
6
7
8
9
10
11
12
13
14
14
11
13
11
10
12
10
9
11
9
8
10
8
7
9
7
6
8
6
5
7
5
4
6
4
3
5
3
2
4
2
1
3
1
0
0
15
15
16
16
17
17
18
18
19
19
L32BXB
L32BXBA
+24 VDC
COM ANA OV0
OUT 10 OUT 11
OUT 9 VAC DC5
OUT 8 VAC DC4
COM 2 VAC DC3
OUT 6 OUT 7
OUT 4 OUT 5
OUT 2 OUT 3
OUT 1 VDC 2
OUT 0 VAC DC1
VDC NEUT VAC DC0
IN19
OV1
IV0 COM ANA
IN17
IN18
IN15
IN16
IN13
IN14
COM 3
IN12
IN10
IN11
IN8 IN9
IN7 COM 2
IN5 IN6
COM 1 IN4
IN2 IN3
IN0 IN1
1766-L32BXBA
1766-L32BXBA
COM 0
NC NC
NC OUT 11
OUT 10 VAC DC5
OUT 9 VAC DC4
OUT 8 VAC DC3
COM 2 OUT 7
OUT 6 OUT 5
OUT 4 OUT 3
OUT 2 VDC 2
NC
OUT 1 VAC DC1
IN19
OUT 0 VAC DC0
IN17
IN18
IN15
IN16
IN13
IN14
COM 3
IN12
IN10
IN11
IN8
IN9
IN7 COM 2
IN5 IN6
COM 1 IN4
IN2
IN3
NC
VDC NEUT
IN0 IN1
+24 VDC 1766-L32BXB
1766-L32BXB
COM 0
IV1
NC
IV2
NC
IV3
NC
L32BXBA
L32BXB
953203-16
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