Chromalox 1020 User Manual

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7.9 Alarm Menu (Applicable to Standard and Extrusion Models)
Parameter Description Default Value
Alarm 1 Sub-menu
Type
None
PV High
PV Low
Deviation
Band
PV High
Value Value for the alarm, from Range minimum to range maxi-
mum, or OFF (maximum +1). OFF disables the alarm.
1373
Hysteresis Sets the alarm switching differential from 1 display unit to
the full input span.
1
Alarm 2 Sub-menu
Type
Same options as Alarm 1 sub-menu.
PV Low
Value
-240
Hysteresis
1
Options Sub-menu
Alarm Inhibit
Inhibiting of ‘active alarms’ at power-on, control enable
or controller setpoint change.
None • Alarm 1 • Alarm 2
Alarm 1 & 2 (both alarms are inhibited)
None
Alarm Notification
Alternates ‘Alarm’ with PV value if selected alarm(s)
are active. Red alarm output LEDs are not affected
by this parameter.
None • Alarm 1 • Alarm 2
Alarm 1 and 2 (Alarm 1 OR 2)
Alarm 1 and 2
Sensor Break Alarm
On - activates both alarms, if configured, when a sen-
sor break is detected. If Off, alarms activate only break
condition is an alarm condition.
Off
7.10 Communications Menu (Applicable to Standard and Extrusion Models)
Parameter Description Default Value
Unit Address Modbus address from 1 to 255 1
Baud Rate Coms data rate in kbps
1200, 2400, 4800, 9600, 19200 & 38400 bps.
9600
Parity Parity checking: Odd, Even or None
None

Chromalox 1020 Specifications

General

Brand	Chromalox
Model	1020
Category	Temperature Controller
Language	English