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SEFELEC1500M Instructions
115
V1.06
12.1. ELECTRICAL CHARACTERISTICS OF THE SIGNALS
INPUTS
:
Number: 11
Type: Optoelectronic
Input resistance: 2.2 kΩ
Uminimum: 11 VDC
Umaximum: 43 VDC
OUTPUTS
Number: 9
Type: Photo relay
Maximum voltage: 48 VDC
Maximum current / output: 100 mADC
Resistance in closed state <
1.2Ω
12.2. LOGIC STATE CONVENTIONS
I
NPUT
Logic high is defined by the presence of DC voltage between Umin and Umax.
Logic low is defined by the absence of voltage.
O
UTPUT
Logic high is defined as a closed contact.
Logic low is defined as an open contact.