Table 2: I/O terminal blocks, functions, ratings, requirements, and cables
Terminal Block label
Terminal
label
Function, ratings, requirements
Determine wire size and
maximum cable length
OUT
n
Binary Output - 24 VAC Triac
(External Power Source)
Connects OUT
n
to OCOM
n
when activated.
External Power Source Requirements:
30 VAC maximum output voltage
0.5 A maximum output current
Maximum 6 cycles/hour with M9220BGx-3
40 mA minimum load current
BINARY
(Output)
OCOM
n
Binary Output Common
(for OUT
n
terminal)
Note:
Each Binary Output Common terminal
(OCOM
n
) is isolated from
all
other commons,
including other Binary Output Common
terminals.
See Guideline
C
OUT
n
5 A Relay Output - Normally Open
Single-Pole, Single-Throw, Normally Open
240 VAC, 5 A Resistive, 50k cycles
240 VAC, 0.66FLA/4LRA, 50k cycles
BINARY RELAY 5A
(Output)
OCOM
n
Binary Relay Output Common
(for OUT
n
terminal)
Note:
Each Binary Relay Output Common
terminal (OCOM
n
) is isolated from
all
other
commons, including other Binary Relay Output
Common terminals.
See Guideline
C
OUT
n
10 A Relay Output - Normally Open
Single-Pole, Single-Throw, Normally Open
240 VAC, 10 A Resistive, 100k cycles
BINARY RELAY 10A
(Output)
OCOM
n
Binary Relay Output Common
(for OUT
n
terminal)
Note:
Each Binary Relay Output Common
terminal (OCOM
n
) is isolated from
all
other
commons, including other Binary Relay Output
Common terminals.
24VAC
24 VAC Output
(for actuator power)
24 VAC, 500 mA
Same circuit as modules logic circuitry 24 VAC, SELV; Not-
limited power (>15 Watts) Class 2, 0.5 A
24VAC OUT
(Output)
COM
24 VAC Output Common
Note:
The 24 VAC Output Common terminal
(COM) is isolated from
all
other commons.
See Guideline
C
ATC1510 Advanced Terminal Unit Controller Installation Guide
6