IDEC SMARTRELAY User Manual page 49

FL1F-H12RCA / FL1F-B12RCA
Digital AC/DC Input
I1 ∼ I8
FL1F-M08D2R2
Digital AC/DC Input
I1 ∼ I4
P2
When using the AC two-wire sensor
Note : Bleeder resistance (R2) calcuation
R3 must satisfy the following three conditions.
Condition 1: R2 (Ω) ≤
Condition 2: R2 (Ω) ≤
Condition 3: P
FL1F-H12RCE / FL1F-B12RCE / FL1F-H12SCD
Digital DC Input
I3 ∼ I6
M
IDEC SmartRelay Manual
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
4.3kΩ
100nF 510Ω
P2
4.3kΩ
100nF 510Ω
AC
2-wire
Sensor
Maximum input OFF voltage (= 5V AC)
Maximum sensor leakage current (A)
Sensor power voltage (V)
Minimum sensor load current (A)
The voltage drop across the load (R2) must be less than 5V while the
sensor is turned off.
{Sensor power voltage (V)}
(W) ≥
R2
R2 resistance (Ω)
4.3kΩ
1.5kΩ
IDEC SmartRelay installation and wiring
I1 ∼ I8
R2
L1
∼
24V AC
N
2
× 3 (3: recommended allowance)
4.7kΩ
47nF
2.3 Wiring IDEC SmartRelay
Internal
Circuit
Internal
Circuit
Internal
Circuit
37