Feature |
SoftPAC |
SNAP-PAC-S1
SNAP-PAC-S1-FMf |
SNAP-PAC-S2 |
SNAP-PAC-R1
SNAP-PAC-R1-FM |
SNAP-PAC-R2
SNAP-PAC-R2-FMf |
Maximum PAC Control charts running at once |
64 |
32 |
32 |
16 |
16 |
Communication |
Ethernet (UDP/IP, 10/100 Mbps) |
x |
x |
x |
x |
x |
Two independent Ethernet network interfaces |
a |
x |
x |
x |
x |
Number of RS-485 serial ports |
b |
1 |
4c |
0 |
0 |
Number of RS-232 serial ports |
|
2 |
4c |
1 |
1 |
Protocols |
EtherNet/IP (Allen-Bradley RSLogix systems, others) |
|
x |
x |
x |
x |
Modbus/TCP (slave) |
|
x |
x |
x |
x |
OPC driver support |
x |
x |
x |
x |
x |
RESTful API |
|
x |
x |
x |
x |
HTTP/HTTPS |
|
x |
x |
x |
x |
OptoMMP memory-mapped protocol |
xd |
x |
x |
x |
x |
SNMP |
|
x |
x |
x |
x |
FTP server, file system |
|
x |
x |
x |
x |
FTP client |
x |
x |
x |
x |
x |
SMTP (email client, authentication, attachments) |
x |
x |
x |
x |
x |
Other |
Supports Node-RED via SNAP-PAC nodes and RESTful API |
|
x |
x |
x |
x |
Direct access to hard drive & network drives (Dropbox, etc.) |
x |
|
|
|
|
Real-time clock |
a |
x |
x |
x |
x |
Backup battery (recharges when PAC has power) |
|
x |
x |
x |
x |
Physical RAM
RAM available for strategy
Non-volatile or batter-backed RAM
Flash memory
Data storage space |
-a
64 MB
8 MB
-e
-a |
32 MB
16 MB
8 MB
16 MB
~2.5 MB |
32 MB
16 MB
8 MB
16 MB
~2.5 MB |
16 MB
4 MB
2 MB
8 MB
~2 MB |
16 MB
4 MB
2 MB
8 MB
~2 MB |
Removable data storage (microSD card slot) |
a |
32 GB max |
32 GB max |
32 GB max |
32 GB max |
32-bit processor and floating-point unit (FPU) |
a |
x |
x |
x |
x |
Compatible with SNAP PAC EB (Ethernet) brains |
x |
x |
x |
x |
x |
Compatible with SNAP PAC SB (serial) brains |
|
x |
x |
|
|
Compatible with groov EPIC and groov RIO |
x |
x |
x |
x |
x |
Combination controller and I/O processor |
|
|
|
x |
x |
Power requirements |
a |
8-32 VDC
10 W-11.3 W max |
8-32 VDC
10 W-11.3 W max |
5.0 to 5.2 VDC
@ 1.2-1.5 A |
5.0 to 5.2 VDC
@ 1.2-1.5 A |
Operating temperature (degrees C)
Storage temperature (degrees C) |
a |
-20 to 60
-40 to 85 |
-20 to 60
-40 to 85 |
-20 to 60
-40 to 85 |
-20 to 60
-40 to 85 |
Humidity (non-condensing) |
a |
0-95% |
0-95% |
0-95% |
0-95% |
a As provided by the Microsoft Windows-based computer SoftPAC runs on.
b SoftPAC cannot communicate through serial ports on the PC.
c Serial ports are software configurable for RS-232 or RS-485.
d SoftPAC includes Status Read, Status Write, and Scratch Pad areas of the memory map.
e Function of Flash memory is implemented via a file; size is limited only by available disk space.
f Obsolete part |