Figure 2.13 Control Wiring Access for A4, A5, B1,
B2, C1 and C2 Enclosures
See Table 2.3 before tightening the covers.
Frame IP20 IP21 IP55 IP66
A4/A5 - - 1.5 [2] 1.5 [2]
B1 - * 1.6 [2.2] 1.6 [2.2]
B2 - * 1.6 [2.2] 1.6 [2.2]
C1 - * 1.6 [2.2] 1.6 [2.2]
C2 - * 1.6 [2.2] 1.6 [2.2]
* No screws to tighten
- Does not exist
Table 2.3 Tightening Torques for Covers (ft lb [Nm])
2.4.5.2
Control Terminal Types
Figure 2.17 shows the removable adjustable frequency
drive connectors. Terminal functions and default settings
are summarized in Table 2.4.
61
68
69
39
42
50
53
54
55
12
13
18
19
27
29
32
33
20
37
Figure 2.14 Control Terminal Locations
•
Connector 1 provides four programmable digital
inputs terminals, two additional digital terminals
programmable as either input or output, a 24 V
DC terminal supply voltage, and a common for
optional customer-supplied 24 V DC voltage
•
Connector 2 terminals (+)68 and (-)69 are for an
RS-485 serial communications connection
•
Connector 3 provides two analog inputs, one
analog output, 10 V DC supply voltage, and
commons for the inputs and output
•
Connector 4 is a USB port available for use with
the MCT 10 Set-up Software
•
Also provided are two Form C relay outputs that
are in various locations depending upon the
adjustable frequency drive configuration and size
•
Some options available for ordering with the unit
may provide additional terminals. See the manual
provided with the equipment option.
Installation
VLT
®
AQUA Drive
Instruction Manual
MG20M922 - VLT
®
is a registered Danfoss trademark 2-9
2
2