Product types
Modular smart relays
Supply voltage
a
24 V
a
100...240 V
Number of I/O
10
26
10
26
Number of discrete inputs
(of which analogue inputs)
6 (0)
16 (0)
6 (0)
16 (0)
Number of “relay”/“transistor” outputs
4/0
10/0
4/0
10/0
With display, with clock
Yes
Yes
Programming language
FBD or LADDER
FBD or LADDER
Programming software
(see page 26)
“Zelio Soft 2”
SR2 SFT01
“Zelio Soft 2”
SR2 SFT01
Connection
accessories
(see page 26)
Serial link cable
SR2 CBL01
SR2 CBL01
USB connecting cable
SR2 USB01
SR2 USB01
Bluetooth interface
SR2 BTC01
SR2 BTC01
Memory cartridge
(see page 26)
SR2 MEM02
(
d
incompatible with SR2 COM01)
SR2 MEM02
(
d
incompatible with SR2 COM01)
“Discovery” packs
(see page 24)
SR3 PACK
p
BD
Modem communication interface
(see page 54)
SR2 COM01
SR2 COM01
Analogue (PSTN) or GSM modem
(see page 54)
SR2 MOD0
p
SR2 MOD0
p
Alarm management software
(see page 54)
“Zelio Logic Alarm”
SR2 SFT02
“Zelio Logic Alarm”
SR2 SFT02
Converters (thermocouple types J and K,
Pt100 probes and voltage/current)
(see page 64)
(1)
Power supplies for d.c. control circuit
(see page 71)
References
(see page 24)
SR3 B
pp
1B
SR3 B
pp
1FU
(1) See Zelio Analog analogue interfaces, pages 58 to 65.
Associated I/O extension and
communication module types
Discrete I/O extension modules
Discrete I/O extension modules
Number of I/O
6
10
14
6
10
14
Type and number of discrete inputs
(or analogue inputs)
4 (0)
6 (0)
8 (0)
4 (0)
6 (0)
8 (0)
Type and number of relay outputs
(or analogue outputs)
2 (0)
4 (0)
6 (0)
2 (0)
4 (0)
6 (0)
References
SR3 XT
ppp
B
SR3 XT
ppp
FU
Pages
25
25
Selection guide
1
Zelio Logic smart relays
1
Modular smart relays and I/O extension and
communication modules
1
2
3
4
5
6
7
8
9
10