Johnson Controls FX-PCG26 - Terminal Blocks, Functions, Ratings, Requirements, and Cables

Table 4: FX-PCG2511 and FX-PCG26 terminal blocks, functions, ratings, requirements, and
cables
Terminal block
label
Terminal
label
Function, ratings,
requirements
Determine wire size and
maximum cable length
+15 V 15 VDC Power Source for
active (3-wire) input devices
connected to the Universal INn
terminals.
Provides 100 mA total current
Same as (Universal) INn
Note: Use 3-wire cable for
devices that source power
from the +15V terminal.
Analog Input - Voltage Mode
(0–10 VDC)
10 VDC maximum input
voltage
Internal 75k ohms Pull-down
See Guideline A in Table 5.
Analog Input - Current Mode
(4–20 mA)
Internal 100 ohms load
impedance
Note: A current loop
fail-safe jumper can be
positioned to maintain a
closed 4 to 20 mA current
loop, even when the
power to the controller is
interrupted or off. See the
Universal Input current
loop jumpers section.
See Guideline B in Table 5.
Analog Input - Resistive
Mode (0–600k ohms)
Internal 12 V. 15k ohms pull up
Qualified Sensors: 0–2k ohms
potentiometer, RTD (1k Nickel
[ Johnson Controls
®
sensor],
1k Platinum, and A99B Silicon
Temperature Sensor) Negative
Temperature Coefficient (NTC)
Sensor (10k Type L, 10k JCI
Type II, 2.252k Type II)
See Guideline A in Table 5.
UNIVERSAL
(Inputs)
INn
Binary Input - Dry Contact
Maintained Mode
1 second minimum pulse width
Internal 12 V. 15k ohms pull up
See Guideline A in Table 5.
FX-PCG26 General Purpose Programmable Controller Installation Instructions18