Honeywell International Inc. RTU-K12 用户手册

 

Inputs 

2 supervised or digital inputs. 
Mode select by JP2 
JP2 = Close Î Supervised inputs 

 JP2 = Open Î Digital inputs 

 

•  Supervised inputs with 4 status: 
normal, alarm, cut, short 
•  Digital inputs with status: open or Close  

 
Current 

0 to 10mA for each input 

 (internal 

reference 

5Vdc) 

Voltage +14V 

max. 

 

 

  0V 

min 

Outputs 

Number   

2 

Type Power 

Open 

drain (MOSFET) 

Current 1,2A 

continuous 

 

5A (0,5sec) impulsive 

Voltage 

10V...+14V (internal Power 

 supply) 
Voltage (absolute max) 

10V...+30V  (from 

external Power supply). 
Current 1,2A 

[5A 

/ 0,5sec peak max – 

inductive  

load] 

Normality 

NO or NC via Jumper setting 

JP3 =  

1-2 OUT 1 NO 

 

2-3 OUT 1 NC 

JP5 =  

1-2 OUT 2 NO 

 

2-3 OUT 2 NC 

Wire length connection: it depends on cable 
diameter, load current sink and load min 
power supply 
On state resistance = typical  20 mOhm 

 

Load 1A = 0.02 V