02/11/2015
www.crouzet.com
21 mm - 2 or 4 Relays RTMA4 Part number 88896202
Miniature plug-in timer (21 x 27 mm)
Function A : Delay on energisation
Multi-range 0.1 s to 10 h
Excellent noise resistance
Relay output, 2 or 4 changeover contacts
Part numbers
Type
88 896 202
RTMA4
Functions
A
Relay outputs
4 timed changeover
Nominal rating
5 A AC
Supply voltage
24 V DC
Absorbed power (W)
1,2
Specifications
0,1 →1s
1 →10s
0,1 →1 min
1 →10 min
0,1 →1h
1 →10 h
Display precision
-0 % / + 10 % at 25 °C of full scale, according to CEI/EN61812
Repetition accuracy (with constant parameters)
± 0,5 %
Drift Temperature
± 0,05 %/ °C
Drift Voltage
± 0,2 %/V
Maximum reset time by de-energisation during timed delay
50 ms
Maximum reset time by de-energisation after timing
250 ms
Operating range
±15 % of supply (AC)
±10 % of supply (DC)
Frequency (Hz)
50/60 Hz ± 1 Hz
Immunity from micro power cuts : typical
< 5 ms
Ripple
± 10 % (DC)
Operating factor
100 %
Timing ranges
Maximum power rating (resistive)
Minimum current
Maximum breaking voltage
Type of contacts
Max. permitted number of operations at 1 max 250 V AC
resistive per hour
Electrical life at I max. 250 V AC resistive (number of
operations)
Mechanical life (operations)
Breakdown voltage conforming to IEC/EN 61812-1 and
60601-1
Display of output state by LED
Conformity to standards
Approvals
Temperature limits use (°C)
Temperature limits stored (°C)
Insulation coordination (IEC/EN 60664-1)
Degree of protection IEC 60529
Vibration resistance
acc. to IEC/EN 60068-2-6
Relative humidity (no condensation)
Electromagnetic compatibility (EMC)
Immunity to electrostatic discharges acc. IEC/EN 61000-4-
2
Immunity to radiated, radio-frequency, electromagnetic
field acc. IEC/EN 61000-4-3
Immunity to rapid transient bursts acc. to IEC/EN 61000-4-
4
Immunity to radio frequency in common mode acc. to
IEC/EN 61000-4-6
Immunity to shock waves according to IEC/EN 61000-4-5
1250 VA / 120 W
100 mA
250 V AC
AgNi
600
10
5
10
7
2 kV at 1 mA / 1 min / 50 Hz
Green : power on
yellow : output on
CEI/EN61812-1, CEI/EN60601-1, EN50081-2, EN61000-6-2, CEI/EN60601-1-2, Directives BT (73/23/CEE + 93/68/CEE (CE marking) ) + CEM
(89/336/CEE)
UL - cUL
-20 →+60
-40 →+70
4 kV / surge category 3
IP 50 (casing)
f = 10 →55 Hz
A = 0,35 mm
95 % max (CEI 60068-2-3)
Class 2 according to EN61812-1/A11
Level III (Air 8 K : contact 6kV)
Level III (10 V/m : 26 M Hz to 1 G Hz / 900 M Hz)
Level III (Direct 2 kV : coupled 1kV)
Level III (10 V (rms) : 0,15 M Hz to 80 Mhz)
AC : level III (common mode 2 kV, differential mode : 1 kV
DC : MC/MD : 0,5 kV
Immunity to voltage dips and breaks acc. to IEC/EN 61000-
30 % / 10 ms
4-11
60 % / 100 ms / 1 s
> 95 % 5 s
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
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