Siemens AVS75.39 Series User Manual page 195

Function input H21
Function input H22
Voltage output GX21
Siemens
Building Technologies
Line no.
Mod. 1 Mod. 2 Mod. 3
7321 7396 7471
7322 7397 7472
7324 7399 7474
7325 7400 7475
7326 7401 7476
7327 7402 7477
7328 7403 7478
The settings for input H21 on the extension module correspond to those for the Hx
inputs on the controller. For descriptions, refer to operating line "Function input H1,
H3" and following.
Line no.
Mod. 1 Mod. 2 Mod. 3
7331 7406 7481
7332 7407 7482
7334 7409 7484
7335 7410 7485
7336 7411 7486
7337 7412 7487
7338 7413 7488
The settings for input H22 on the extension module correspond to those for the Hx
inputs on the controller. For descriptions, refer to operating line "Function input H1,
H3" and following.
Line no.
Mod. 1 Mod. 2 Mod. 3
7341 7416 7491
Defines the voltage used by the extension module for powering the external
sensor.
User manual RVS43.345
The settings in detail
Operating line
Function input H21 module 1, 2, 3
Optg mode change HCs+DHW ¦ Optg mode changeover
DHW ¦ Optg mode changeover HCs ¦ Optg mode
changeover HC1 ¦ Optg mode changeover HC2 ¦ Optg mode
changeover HC3 ¦ Heat gen lock ¦ Error/alarm message ¦
Consumer request VK1 ¦ Consumer request VK2 ¦ Release
swi pool source heat ¦ Excess heat discharge ¦ Release swi
pool solar ¦ Operating level DHW ¦ Operating level HC1 ¦
Operating level HC2 ¦ Operating level HC3 ¦ Room
thermostat HC1 ¦ Room thermostat HC2 ¦ Room thermostat
HC3 ¦ DHW flow switch ¦ Circ pump thermostat ¦ Pulse count
¦ Dewpoint monitor ¦ Flow temp setp incr hygro ¦ Boiler return
thermostat ¦ Status info suppl source ¦ Charg prio DHW sol
fuel boil ¦ Flow measurement Hz ¦ Consumer request VK1
10V ¦ Consumer request VK2 10V ¦ Pressure measurement
10V ¦ Rel room humidity 10V ¦ Room temp 10V ¦ Flow
measurement 10V ¦ Temp measurement 10V
Contact type H21 module 1, 2, 3
NC ¦ NO
Input value 1 H21 module 1
Funct value 1 H21 module 1
Input value 2 H21 module 1
Funct value 2 H21 module 1
Temp sensor H21 module 1
None ¦ Solar flow sensor B63 ¦ Solar return sensor B64 ¦
Operating line
Function input H22 module 1, 2, 3
Ditto 7321
Contact type H22 module 1, 2, 3
Input value 1 H22 module 1, 2, 3
Funct value 1 H22 module 1, 2, 3
Input value 2 H22 module 1, 2, 3
Funct value 2 H22 module 1, 2, 3
Temp sensor H22 module 1, 2, 3
None ¦ Solar flow sensor B63 ¦ Solar return sensor B64
Operating line
Voltage out GX21 module 1, 2, 3
5 Volt ¦ 12 Volt
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CE1U2354en_021
2013-09-02