ATR 421 - User manual 47
73 coo. f.  Cooling Fluid: De nes cooling  uid type.
  ai r  > Default
  oi L
  H2o
74  p. b . m .  Proportional Band Multiplier:
  1.00…5.00. > Default: 1.00.
75  ov.d.b. Overlap/Dead Band:
  -20.0%…50.0%. > Default: 0.0%.
76  co.c.t. Cooling Cycle Time: 
  1…300 secondi. > Default: 10s.
77 rem .s. Remote Setpoint: Selects remote setpoint mode, through 
serial communication.
  di s .  (Disabled). Controller operates autonomously. > Default.
  sLve  (Slave). Controller is a slave normally in STOP: goes in RUN when, 
on master device connected to the serial, a cycle is started.
  mstr  (Master). Controller transmits the setpoint to all controllers 
connected to the serial and set as slave.
78 bd.rt. Baud Rate: Selects baud rate for serial communication.
  4.8 k 4800 bit/s
  9.6 k  9600 bit/s    38.4k 38400 bit/s
  19.2k  19200 bit/s > Default  57.6k  57600 bit/s
  28.8k  28800 bit/s    11 5 . 2   11520 0 bit/s
79 se.p.s. Serial Parameters Setting: Selects data format for serial 
communication. 
  8. n .1  8 data bits, no parity, 1 stop bit. > Default.
  8. o .1  8 data bits, odd parity, 1 stop bit.
  8. e.1  8 data bits, even parity, 1 stop bit.
80 sL. ad. Slave Address: Selects slave address for serial communication.  
1…254 Address for slave functioning. > Default: 254.